diff --git a/go/seatdef/seatdef.go b/go/seatdef/seatdef.go
index 37626d4..1e4fc41 100644
--- a/go/seatdef/seatdef.go
+++ b/go/seatdef/seatdef.go
@@ -17,6 +17,7 @@ import (
 	"errors"
 	"fmt"
 	"regexp"
+	"slices"
 	"sort"
 	"strings"
 )
@@ -41,6 +42,10 @@ const (
 	ScopeNode = "node"
 )
 
+// Domains are the glossary's domains that own a seat, by their headings (hq 00-META/glossary.md, ADR 0244).
+var Domains = []string{"Module", "Config", "Core", "Placement", "Provisioning", "Identity and access", "Delivery",
+	"Health and repair", "Data", "Connectivity", "Operator and conversation"}
+
 // Definition is one seat's contract.
 type Definition struct {
 	Format int    `json:"format"`
@@ -49,6 +54,9 @@ type Definition struct {
 	Grain  string `json:"grain"`
 	// Decision is the record that made it a seat.
 	Decision string `json:"decision"`
+	// Domain is the glossary domain the seat belongs to, by its heading (ADR 0636 §5): the indexer takes a seat of the
+	// mesh's own contracts only from that domain's contracts module.
+	Domain string `json:"domain"`
 	// Description says the role in one paragraph, for a person reading the definition.
 	Description string `json:"description,omitempty"`
 	// HolderDeclares says the seat is not in the mesh's compiled seat list: its holder's manifest declares it as a
@@ -398,6 +406,12 @@ func (d Definition) check() Problems {
 	if d.Decision == "" {
 		ps = append(ps, Problem{"decision", "missing"})
 	}
+	switch {
+	case d.Domain == "":
+		ps = append(ps, Problem{"domain", "missing"})
+	case !slices.Contains(Domains, d.Domain):
+		ps = append(ps, Problem{"domain", fmt.Sprintf("%q is not a domain of the glossary (%s)", d.Domain, strings.Join(Domains, ", "))})
+	}
 	whole := d.Grain == Whole
 	if !whole && (len(d.Includes) > 0 || d.Family != nil || len(d.HolderEvents) > 0 || len(d.States) > 0 ||
 		len(d.Provisions) > 0 || len(d.Defs) > 0) {
diff --git a/go/seatdef/seatdef_test.go b/go/seatdef/seatdef_test.go
index 43881f4..e9a9cad 100644
--- a/go/seatdef/seatdef_test.go
+++ b/go/seatdef/seatdef_test.go
@@ -9,9 +9,9 @@ import (
 // TestADefinitionIsReadStrictlyNamingWhatIsWrong is the format's own table (design 26: a valid definition parses;
 // each missing required field is refused naming it; one over 256 KiB is refused), with the parts and fixtures beside.
 func TestADefinitionIsReadStrictlyNamingWhatIsWrong(t *testing.T) {
-	const listGrain = `{"format":1,"seat":"node-hostname","scope":"node","grain":"seat-list","decision":"ADR 1",
+	const listGrain = `{"format":1,"seat":"node-hostname","scope":"node","grain":"seat-list","domain":"Core","decision":"ADR 1",
 		"verbs":[{"name":"add","input":{"type":"object"}}]}`
-	const whole = `{"format":1,"seat":"mesh-broker","scope":"mesh","grain":"whole","decision":"ADR 1",
+	const whole = `{"format":1,"seat":"mesh-broker","scope":"mesh","grain":"whole","domain":"Core","decision":"ADR 1",
 		"verbs":[{"name":"list","input":{"type":"object"},"answer":{"type":"object"}}],
 		"events":[{"name":"created","body":{"type":"object"}}],"family":{"name":"broker.events","max-age-days":7}}`
 	cases := []struct {
@@ -20,14 +20,16 @@ func TestADefinitionIsReadStrictlyNamingWhatIsWrong(t *testing.T) {
 	}{
 		{"the seat list's grain parses", listGrain, ""},
 		{"a whole definition parses", whole, ""},
-		{"no format", `{"seat":"a-b","scope":"mesh","grain":"seat-list","decision":"x"}`, "format: missing"},
-		{"a later format", `{"format":2,"seat":"a-b","scope":"mesh","grain":"seat-list","decision":"x"}`, "format 2"},
-		{"no seat", `{"format":1,"scope":"mesh","grain":"seat-list","decision":"x"}`, "seat: missing"},
-		{"no scope", `{"format":1,"seat":"a-b","grain":"seat-list","decision":"x"}`, "scope: missing"},
-		{"another scope", `{"format":1,"seat":"a-b","scope":"room","grain":"seat-list","decision":"x"}`, "scope"},
-		{"no grain", `{"format":1,"seat":"a-b","scope":"mesh","decision":"x"}`, "grain: missing"},
+		{"no format", `{"seat":"a-b","scope":"mesh","grain":"seat-list","domain":"Core","decision":"x"}`, "format: missing"},
+		{"a later format", `{"format":2,"seat":"a-b","scope":"mesh","grain":"seat-list","domain":"Core","decision":"x"}`, "format 2"},
+		{"no seat", `{"format":1,"scope":"mesh","grain":"seat-list","domain":"Core","decision":"x"}`, "seat: missing"},
+		{"no scope", `{"format":1,"seat":"a-b","grain":"seat-list","domain":"Core","decision":"x"}`, "scope: missing"},
+		{"another scope", `{"format":1,"seat":"a-b","scope":"room","grain":"seat-list","domain":"Core","decision":"x"}`, "scope"},
+		{"no grain", `{"format":1,"seat":"a-b","scope":"mesh","domain":"Core","decision":"x"}`, "grain: missing"},
 		{"no decision", `{"format":1,"seat":"a-b","scope":"mesh","grain":"seat-list"}`, "decision: missing"},
-		{"an unknown field", `{"format":1,"seat":"a-b","scope":"mesh","grain":"seat-list","decision":"x","sevres":[]}`,
+		{"no domain", `{"format":1,"seat":"a-b","scope":"mesh","grain":"seat-list","decision":"x"}`, "domain: missing"},
+		{"a domain the glossary lacks", `{"format":1,"seat":"a-b","scope":"mesh","grain":"seat-list","domain":"Weather","decision":"x"}`, "domain"},
+		{"an unknown field", `{"format":1,"seat":"a-b","scope":"mesh","grain":"seat-list","domain":"Core","decision":"x","sevres":[]}`,
 			"sevres: a field the format does not know"},
 		{"a whole verb with no answer", strings.Replace(whole, `,"answer":{"type":"object"}`, "", 1),
 			"verbs[0].answer: missing"},
@@ -50,10 +52,10 @@ func TestADefinitionIsReadStrictlyNamingWhatIsWrong(t *testing.T) {
 		{"a holder's event on a subject of no module", strings.Replace(whole, `"family":`, `"holder-events":[{"name":"verdict",`+
 			`"subject":"mesh.event.verdict"}],"family":`, 1), "holder-events[0].subject: not mesh.mod.<holder>.event.verdict"},
 		{"a verb twice", strings.Replace(listGrain, `]}`, `,{"name":"add"}]}`, 1), `"add" twice`},
-		{"states at the seat list's grain", strings.Replace(listGrain, `"decision":"ADR 1",`,
-			`"decision":"ADR 1","states":[{"name":"asks"}],`, 1), "grain: seat-list holds"},
-		{"the old records field is gone", strings.Replace(whole, `"decision":"ADR 1",`,
-			`"decision":"ADR 1","records":[{"name":"asks"}],`, 1), "records: a field the format does not know"},
+		{"states at the seat list's grain", strings.Replace(listGrain, `"domain":"Core","decision":"ADR 1",`,
+			`"domain":"Core","decision":"ADR 1","states":[{"name":"asks"}],`, 1), "grain: seat-list holds"},
+		{"the old records field is gone", strings.Replace(whole, `"domain":"Core","decision":"ADR 1",`,
+			`"domain":"Core","decision":"ADR 1","records":[{"name":"asks"}],`, 1), "records: a field the format does not know"},
 		{"a state with a key form and a value", withState(whole, `{"name":"asks","template":"state","writer":"caller",
 			"history":3,"key-forms":[{"key":"<asker>.<id>","value":{"type":"object"}}]}`), ""},
 		{"a stream state with an age", withState(whole, `{"name":"placement","template":"events","max-age-days":7,
@@ -98,7 +100,7 @@ func TestADefinitionIsReadStrictlyNamingWhatIsWrong(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	d, err := Parse([]byte(strings.Replace(whole, `"decision":"ADR 1",`, `"decision":"ADR 1","includes":["registry"],`, 1)))
+	d, err := Parse([]byte(strings.Replace(whole, `"domain":"Core","decision":"ADR 1",`, `"domain":"Core","decision":"ADR 1","includes":["registry"],`, 1)))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -145,5 +147,5 @@ func withState(def, state string) string {
 	if strings.Contains(def, `"states":[`) {
 		return strings.Replace(def, `"states":[`, `"states":[`+state+`,`, 1)
 	}
-	return strings.Replace(def, `"decision":"ADR 1",`, `"decision":"ADR 1","states":[`+state+`],`, 1)
+	return strings.Replace(def, `"domain":"Core","decision":"ADR 1",`, `"domain":"Core","decision":"ADR 1","states":[`+state+`],`, 1)
 }
diff --git a/go/seatlist/bootstrap/mesh-broker.json b/go/seatlist/bootstrap/mesh-broker.json
index f0ebf4a..6fc5d4e 100644
--- a/go/seatlist/bootstrap/mesh-broker.json
+++ b/go/seatlist/bootstrap/mesh-broker.json
@@ -3,6 +3,7 @@
   "seat": "mesh-broker",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Core",
   "decision": "novox/hq ADR 0079",
   "delivers": "mesh-bus",
   "description": "The mesh's bus, and the bus state modules ask of it in requires (design 25 § 12). create, apply, recreate and drop are granted to the bus module's own credential alone.",
diff --git a/go/seatlist/bootstrap/mesh-catalog.json b/go/seatlist/bootstrap/mesh-catalog.json
index f44644f..e78353a 100644
--- a/go/seatlist/bootstrap/mesh-catalog.json
+++ b/go/seatlist/bootstrap/mesh-catalog.json
@@ -3,6 +3,7 @@
   "seat": "mesh-catalog",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0636",
   "verbs": [
     {
diff --git a/go/seatlist/bootstrap/mesh-conditions.json b/go/seatlist/bootstrap/mesh-conditions.json
index ee5b697..76f464c 100644
--- a/go/seatlist/bootstrap/mesh-conditions.json
+++ b/go/seatlist/bootstrap/mesh-conditions.json
@@ -3,6 +3,7 @@
   "seat": "mesh-conditions",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0564, ADR 0634, ADR 0635",
   "description": "What is wrong with the mesh now (ADR 0564): the open conditions raised from the observers' findings and cleared when a finding goes.",
   "verbs": [
diff --git a/go/seatlist/bootstrap/mesh-config.json b/go/seatlist/bootstrap/mesh-config.json
index 640ccbb..83c63f3 100644
--- a/go/seatlist/bootstrap/mesh-config.json
+++ b/go/seatlist/bootstrap/mesh-config.json
@@ -3,6 +3,7 @@
   "seat": "mesh-config",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Config",
   "decision": "novox/hq ADR 0348, ADR 0565",
   "verbs": [
     {
diff --git a/go/seatlist/bootstrap/mesh-delivery-checker.json b/go/seatlist/bootstrap/mesh-delivery-checker.json
index 7b56ab5..808b3e9 100644
--- a/go/seatlist/bootstrap/mesh-delivery-checker.json
+++ b/go/seatlist/bootstrap/mesh-delivery-checker.json
@@ -3,6 +3,7 @@
   "seat": "mesh-delivery-checker",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0547",
   "verbs": [
     {
diff --git a/go/seatlist/bootstrap/mesh-hand-acts.json b/go/seatlist/bootstrap/mesh-hand-acts.json
index e635d7a..a075cfc 100644
--- a/go/seatlist/bootstrap/mesh-hand-acts.json
+++ b/go/seatlist/bootstrap/mesh-hand-acts.json
@@ -3,6 +3,7 @@
   "seat": "mesh-hand-acts",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0565, ADR 0634, ADR 0635",
   "description": "Acts done by hand, recorded with who, why and cause (ADR 0565): the log every module records through.",
   "verbs": [
diff --git a/go/seatlist/bootstrap/mesh-watchdogs.json b/go/seatlist/bootstrap/mesh-watchdogs.json
index ecf09a3..35a4341 100644
--- a/go/seatlist/bootstrap/mesh-watchdogs.json
+++ b/go/seatlist/bootstrap/mesh-watchdogs.json
@@ -3,6 +3,7 @@
   "seat": "mesh-watchdogs",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0564, ADR 0634, ADR 0635",
   "description": "The watchman's seat (ADR 0564, ADR 0433): signals that expire unless renewed, what stopped moving, who is present, the dead letters.",
   "verbs": [
diff --git a/go/seatlist/bootstrap/node-backup.json b/go/seatlist/bootstrap/node-backup.json
index 465f68f..f5c59d2 100644
--- a/go/seatlist/bootstrap/node-backup.json
+++ b/go/seatlist/bootstrap/node-backup.json
@@ -3,6 +3,7 @@
   "seat": "node-backup",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Data",
   "decision": "novox/hq ADR 0214",
   "verbs": [
     {
diff --git a/go/seatlist/bootstrap/node-engine.json b/go/seatlist/bootstrap/node-engine.json
index 0987936..20ed8a1 100644
--- a/go/seatlist/bootstrap/node-engine.json
+++ b/go/seatlist/bootstrap/node-engine.json
@@ -3,6 +3,7 @@
   "seat": "node-engine",
   "scope": "node",
   "grain": "whole",
+  "domain": "Core",
   "decision": "novox/hq ADR 0563",
   "description": "The node seat every node's engine holds (novox/hq ADR 0563, ADR 0618 §3, §4): its hand acts on the operator's warrant, its read-only judgements, its compositions and what it reads of a manifest. Each verb is answered on this node's subject, mesh.seat.node-engine.tool.<verb>.<node>, and each event is published on mesh.seat.node-engine.event.<event>.<node>, the node's name its last token.",
   "held-by-the-engine": true,
diff --git a/go/seatlist/bootstrap/operator-channel.json b/go/seatlist/bootstrap/operator-channel.json
index 9770349..0bd8c21 100644
--- a/go/seatlist/bootstrap/operator-channel.json
+++ b/go/seatlist/bootstrap/operator-channel.json
@@ -3,6 +3,7 @@
   "seat": "operator-channel",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Operator and conversation",
   "decision": "novox/hq ADR 0259",
   "holder-declares": true,
   "description": "Asking a person and answering on a channel (ADR 0259): held by the router, the messenger module, whose manifest declares the seat; written from that seat entry (design 26).",
diff --git a/go/seatlist/seatlist_integration_test.go b/go/seatlist/seatlist_integration_test.go
index ed2841a..236fe7a 100644
--- a/go/seatlist/seatlist_integration_test.go
+++ b/go/seatlist/seatlist_integration_test.go
@@ -58,7 +58,7 @@ func TestAReaderStartsFromTheBootstrapAndReadsTheSeatOnceItAnswers(t *testing.T)
 		t.Fatalf("with the seat silent: %+v, may act on node-files: %v", st, r.MayAct("node-files"))
 	}
 
-	table := map[string]string{"node-files": `{"format":1,"seat":"node-files","scope":"node","grain":"seat-list","decision":"ADR 1",` +
+	table := map[string]string{"node-files": `{"format":1,"seat":"node-files","scope":"node","grain":"seat-list","domain": "Core", "decision": "ADR 1",` +
 		`"verbs":[{"name":"read","input":{"type":"object"}}]}`}
 	serve := func(m *nats.Msg) {
 		var q struct {
diff --git a/go/seatlist/seatlist_test.go b/go/seatlist/seatlist_test.go
index f845b66..0f87205 100644
--- a/go/seatlist/seatlist_test.go
+++ b/go/seatlist/seatlist_test.go
@@ -57,7 +57,7 @@ func (f *fakeOwner) say(event, seat, source string) error {
 }
 
 func def(seat, scope, verb string) string {
-	return `{"format":1,"seat":"` + seat + `","scope":"` + scope + `","grain":"seat-list","decision":"ADR 1",` +
+	return `{"format":1,"seat":"` + seat + `","scope":"` + scope + `","grain":"seat-list","domain": "Core", "decision": "ADR 1",` +
 		`"verbs":[{"name":"` + verb + `","input":{"type":"object"}}]}`
 }
 
diff --git a/go/seatlist/seatlisttest/seats/container-image-registry.json b/go/seatlist/seatlisttest/seats/container-image-registry.json
index b1a595f..3de19d8 100644
--- a/go/seatlist/seatlisttest/seats/container-image-registry.json
+++ b/go/seatlist/seatlisttest/seats/container-image-registry.json
@@ -3,6 +3,7 @@
   "seat": "container-image-registry",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0605",
   "description": "The mesh's container images, in the one artifact store: the OCI distribution protocol's read side, an image's tags and mirroring an outside image.",
   "includes": [
diff --git a/go/seatlist/seatlisttest/seats/git.json b/go/seatlist/seatlisttest/seats/git.json
index 836285a..b7c55a1 100644
--- a/go/seatlist/seatlisttest/seats/git.json
+++ b/go/seatlist/seatlisttest/seats/git.json
@@ -3,6 +3,7 @@
   "seat": "git",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0111",
   "delivers": "git"
 }
diff --git a/go/seatlist/seatlisttest/seats/go-package-registry.json b/go/seatlist/seatlisttest/seats/go-package-registry.json
index edf3998..9d42636 100644
--- a/go/seatlist/seatlisttest/seats/go-package-registry.json
+++ b/go/seatlist/seatlisttest/seats/go-package-registry.json
@@ -3,6 +3,7 @@
   "seat": "go-package-registry",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0605",
   "description": "The mesh's Go modules: Go's module proxy protocol's read side, and publishing over the bus.",
   "delivers": "go-package-registry",
diff --git a/go/seatlist/seatlisttest/seats/mesh-artifact-store.json b/go/seatlist/seatlisttest/seats/mesh-artifact-store.json
index 84c8a57..d82ab33 100644
--- a/go/seatlist/seatlisttest/seats/mesh-artifact-store.json
+++ b/go/seatlist/seatlisttest/seats/mesh-artifact-store.json
@@ -3,5 +3,6 @@
   "seat": "mesh-artifact-store",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0075"
 }
diff --git a/go/seatlist/seatlisttest/seats/mesh-artifact-sweep.json b/go/seatlist/seatlisttest/seats/mesh-artifact-sweep.json
index 602a5f8..2e5b673 100644
--- a/go/seatlist/seatlisttest/seats/mesh-artifact-sweep.json
+++ b/go/seatlist/seatlisttest/seats/mesh-artifact-sweep.json
@@ -3,6 +3,7 @@
   "seat": "mesh-artifact-sweep",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0571",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-broker.json b/go/seatlist/seatlisttest/seats/mesh-broker.json
index f0ebf4a..6fc5d4e 100644
--- a/go/seatlist/seatlisttest/seats/mesh-broker.json
+++ b/go/seatlist/seatlisttest/seats/mesh-broker.json
@@ -3,6 +3,7 @@
   "seat": "mesh-broker",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Core",
   "decision": "novox/hq ADR 0079",
   "delivers": "mesh-bus",
   "description": "The mesh's bus, and the bus state modules ask of it in requires (design 25 § 12). create, apply, recreate and drop are granted to the bus module's own credential alone.",
diff --git a/go/seatlist/seatlisttest/seats/mesh-catalog.json b/go/seatlist/seatlisttest/seats/mesh-catalog.json
index 40b6618..5f71e23 100644
--- a/go/seatlist/seatlisttest/seats/mesh-catalog.json
+++ b/go/seatlist/seatlisttest/seats/mesh-catalog.json
@@ -3,6 +3,7 @@
   "seat": "mesh-catalog",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0604",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-conditions.json b/go/seatlist/seatlisttest/seats/mesh-conditions.json
index 5513eba..b48b098 100644
--- a/go/seatlist/seatlisttest/seats/mesh-conditions.json
+++ b/go/seatlist/seatlisttest/seats/mesh-conditions.json
@@ -3,6 +3,7 @@
   "seat": "mesh-conditions",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0564",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-config.json b/go/seatlist/seatlisttest/seats/mesh-config.json
index d095825..0a5e0e1 100644
--- a/go/seatlist/seatlisttest/seats/mesh-config.json
+++ b/go/seatlist/seatlisttest/seats/mesh-config.json
@@ -3,6 +3,7 @@
   "seat": "mesh-config",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Config",
   "decision": "novox/hq ADR 0348, ADR 0565",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-delivery-checker.json b/go/seatlist/seatlisttest/seats/mesh-delivery-checker.json
index 7b56ab5..808b3e9 100644
--- a/go/seatlist/seatlisttest/seats/mesh-delivery-checker.json
+++ b/go/seatlist/seatlisttest/seats/mesh-delivery-checker.json
@@ -3,6 +3,7 @@
   "seat": "mesh-delivery-checker",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0547",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-delivery.json b/go/seatlist/seatlisttest/seats/mesh-delivery.json
index bafd85c..43ba193 100644
--- a/go/seatlist/seatlisttest/seats/mesh-delivery.json
+++ b/go/seatlist/seatlisttest/seats/mesh-delivery.json
@@ -3,6 +3,7 @@
   "seat": "mesh-delivery",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0239",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-dns-resolver.json b/go/seatlist/seatlisttest/seats/mesh-dns-resolver.json
index 14480ac..0868271 100644
--- a/go/seatlist/seatlisttest/seats/mesh-dns-resolver.json
+++ b/go/seatlist/seatlisttest/seats/mesh-dns-resolver.json
@@ -3,6 +3,7 @@
   "seat": "mesh-dns-resolver",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0194, ADR 0223",
   "delivers": "wildcard-resolution",
   "replicated": true
diff --git a/go/seatlist/seatlisttest/seats/mesh-enrolment.json b/go/seatlist/seatlisttest/seats/mesh-enrolment.json
index b611558..474653a 100644
--- a/go/seatlist/seatlisttest/seats/mesh-enrolment.json
+++ b/go/seatlist/seatlisttest/seats/mesh-enrolment.json
@@ -3,6 +3,7 @@
   "seat": "mesh-enrolment",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Identity and access",
   "decision": "novox/hq ADR 0587",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-hand-acts.json b/go/seatlist/seatlisttest/seats/mesh-hand-acts.json
index a789dbb..9d760ec 100644
--- a/go/seatlist/seatlisttest/seats/mesh-hand-acts.json
+++ b/go/seatlist/seatlisttest/seats/mesh-hand-acts.json
@@ -3,6 +3,7 @@
   "seat": "mesh-hand-acts",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0565",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-healers.json b/go/seatlist/seatlisttest/seats/mesh-healers.json
index 0f463da..5b67239 100644
--- a/go/seatlist/seatlisttest/seats/mesh-healers.json
+++ b/go/seatlist/seatlisttest/seats/mesh-healers.json
@@ -3,6 +3,7 @@
   "seat": "mesh-healers",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0564",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-placement.json b/go/seatlist/seatlisttest/seats/mesh-placement.json
index cc3d44c..c38d9f4 100644
--- a/go/seatlist/seatlisttest/seats/mesh-placement.json
+++ b/go/seatlist/seatlisttest/seats/mesh-placement.json
@@ -3,6 +3,7 @@
   "seat": "mesh-placement",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Placement",
   "decision": "novox/hq ADR 0567",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-provisioner.json b/go/seatlist/seatlisttest/seats/mesh-provisioner.json
index fe16d81..719758d 100644
--- a/go/seatlist/seatlisttest/seats/mesh-provisioner.json
+++ b/go/seatlist/seatlisttest/seats/mesh-provisioner.json
@@ -3,6 +3,7 @@
   "seat": "mesh-provisioner",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Provisioning",
   "decision": "novox/hq ADR 0349",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-self-check.json b/go/seatlist/seatlisttest/seats/mesh-self-check.json
index 56ba074..1029b9c 100644
--- a/go/seatlist/seatlisttest/seats/mesh-self-check.json
+++ b/go/seatlist/seatlisttest/seats/mesh-self-check.json
@@ -3,6 +3,7 @@
   "seat": "mesh-self-check",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0564",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-store.json b/go/seatlist/seatlisttest/seats/mesh-store.json
index f02517a..fe1c4dd 100644
--- a/go/seatlist/seatlisttest/seats/mesh-store.json
+++ b/go/seatlist/seatlisttest/seats/mesh-store.json
@@ -3,6 +3,7 @@
   "seat": "mesh-store",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Module",
   "decision": "novox/hq ADR 0079",
   "delivers": "postgres-database",
   "verbs": [
diff --git a/go/seatlist/seatlisttest/seats/mesh-vault.json b/go/seatlist/seatlisttest/seats/mesh-vault.json
index 5a115a6..e83f02a 100644
--- a/go/seatlist/seatlisttest/seats/mesh-vault.json
+++ b/go/seatlist/seatlisttest/seats/mesh-vault.json
@@ -3,6 +3,7 @@
   "seat": "mesh-vault",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Identity and access",
   "decision": "novox/hq ADR 0161",
   "delivers": "secret",
   "verbs": [
diff --git a/go/seatlist/seatlisttest/seats/mesh-wants.json b/go/seatlist/seatlisttest/seats/mesh-wants.json
index 8b50c1a..3de06f7 100644
--- a/go/seatlist/seatlisttest/seats/mesh-wants.json
+++ b/go/seatlist/seatlisttest/seats/mesh-wants.json
@@ -3,6 +3,7 @@
   "seat": "mesh-wants",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Placement",
   "decision": "novox/hq ADR 0565",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/mesh-watchdogs.json b/go/seatlist/seatlisttest/seats/mesh-watchdogs.json
index 3ad9f3c..5d5a076 100644
--- a/go/seatlist/seatlisttest/seats/mesh-watchdogs.json
+++ b/go/seatlist/seatlisttest/seats/mesh-watchdogs.json
@@ -3,6 +3,7 @@
   "seat": "mesh-watchdogs",
   "scope": "mesh",
   "grain": "seat-list",
+  "domain": "Health and repair",
   "decision": "novox/hq ADR 0564",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-backup.json b/go/seatlist/seatlisttest/seats/node-backup.json
index 465f68f..f5c59d2 100644
--- a/go/seatlist/seatlisttest/seats/node-backup.json
+++ b/go/seatlist/seatlisttest/seats/node-backup.json
@@ -3,6 +3,7 @@
   "seat": "node-backup",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Data",
   "decision": "novox/hq ADR 0214",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-bar.json b/go/seatlist/seatlisttest/seats/node-bar.json
index dc73191..92249d1 100644
--- a/go/seatlist/seatlisttest/seats/node-bar.json
+++ b/go/seatlist/seatlisttest/seats/node-bar.json
@@ -3,6 +3,7 @@
   "seat": "node-bar",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "receives": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-build-go.json b/go/seatlist/seatlisttest/seats/node-build-go.json
index 5beead8..ccb5664 100644
--- a/go/seatlist/seatlisttest/seats/node-build-go.json
+++ b/go/seatlist/seatlisttest/seats/node-build-go.json
@@ -3,6 +3,7 @@
   "seat": "node-build-go",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0525, ADR 0536, ADR 0553",
   "pulled-by-kind": true,
   "yields": true,
diff --git a/go/seatlist/seatlisttest/seats/node-build-image.json b/go/seatlist/seatlisttest/seats/node-build-image.json
index 96065eb..b275f85 100644
--- a/go/seatlist/seatlisttest/seats/node-build-image.json
+++ b/go/seatlist/seatlisttest/seats/node-build-image.json
@@ -3,6 +3,7 @@
   "seat": "node-build-image",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0525, ADR 0536, ADR 0553",
   "pulled-by-kind": true,
   "yields": true,
diff --git a/go/seatlist/seatlisttest/seats/node-build-node.json b/go/seatlist/seatlisttest/seats/node-build-node.json
index d2b8fb7..aa7f182 100644
--- a/go/seatlist/seatlisttest/seats/node-build-node.json
+++ b/go/seatlist/seatlisttest/seats/node-build-node.json
@@ -3,6 +3,7 @@
   "seat": "node-build-node",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0525, ADR 0536, ADR 0553",
   "pulled-by-kind": true,
   "yields": true,
diff --git a/go/seatlist/seatlisttest/seats/node-clipboard.json b/go/seatlist/seatlisttest/seats/node-clipboard.json
index 0f21e51..88dde07 100644
--- a/go/seatlist/seatlisttest/seats/node-clipboard.json
+++ b/go/seatlist/seatlisttest/seats/node-clipboard.json
@@ -3,6 +3,7 @@
   "seat": "node-clipboard",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-compositor.json b/go/seatlist/seatlisttest/seats/node-compositor.json
index 4ce95ee..f126432 100644
--- a/go/seatlist/seatlisttest/seats/node-compositor.json
+++ b/go/seatlist/seatlisttest/seats/node-compositor.json
@@ -3,5 +3,6 @@
   "seat": "node-compositor",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-container-runtime.json b/go/seatlist/seatlisttest/seats/node-container-runtime.json
index 4a68219..1b1bf02 100644
--- a/go/seatlist/seatlisttest/seats/node-container-runtime.json
+++ b/go/seatlist/seatlisttest/seats/node-container-runtime.json
@@ -3,5 +3,6 @@
   "seat": "node-container-runtime",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Placement",
   "decision": "novox/hq ADR 0166, ADR 0207"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-display-server.json b/go/seatlist/seatlisttest/seats/node-display-server.json
index 8523e84..20c587d 100644
--- a/go/seatlist/seatlisttest/seats/node-display-server.json
+++ b/go/seatlist/seatlisttest/seats/node-display-server.json
@@ -3,6 +3,7 @@
   "seat": "node-display-server",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-display-session.json b/go/seatlist/seatlisttest/seats/node-display-session.json
index 6edac04..a815db1 100644
--- a/go/seatlist/seatlisttest/seats/node-display-session.json
+++ b/go/seatlist/seatlisttest/seats/node-display-session.json
@@ -3,6 +3,7 @@
   "seat": "node-display-session",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-engine.json b/go/seatlist/seatlisttest/seats/node-engine.json
index dfcaeb8..d09c320 100644
--- a/go/seatlist/seatlisttest/seats/node-engine.json
+++ b/go/seatlist/seatlisttest/seats/node-engine.json
@@ -3,6 +3,7 @@
   "seat": "node-engine",
   "scope": "node",
   "grain": "whole",
+  "domain": "Core",
   "decision": "novox/hq ADR 0563",
   "description": "The node seat every node's engine holds (novox/hq ADR 0563, ADR 0618 §3, §4): its hand acts on the operator's warrant, its read-only judgements, its compositions and what it reads of a manifest. Each verb is answered on this node's subject, mesh.seat.node-engine.tool.<verb>.<node>, and each event is published on mesh.seat.node-engine.event.<event>.<node>, the node's name its last token.",
   "held-by-the-engine": true,
diff --git a/go/seatlist/seatlisttest/seats/node-environment.json b/go/seatlist/seatlisttest/seats/node-environment.json
index 064beb0..75bb5d3 100644
--- a/go/seatlist/seatlisttest/seats/node-environment.json
+++ b/go/seatlist/seatlisttest/seats/node-environment.json
@@ -3,5 +3,6 @@
   "seat": "node-environment",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Placement",
   "decision": "novox/hq ADR 0203"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-files.json b/go/seatlist/seatlisttest/seats/node-files.json
index 7ad768f..6a43cf4 100644
--- a/go/seatlist/seatlisttest/seats/node-files.json
+++ b/go/seatlist/seatlisttest/seats/node-files.json
@@ -3,6 +3,7 @@
   "seat": "node-files",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0394",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-hostname.json b/go/seatlist/seatlisttest/seats/node-hostname.json
index 0f646af..327c4d5 100644
--- a/go/seatlist/seatlisttest/seats/node-hostname.json
+++ b/go/seatlist/seatlisttest/seats/node-hostname.json
@@ -3,6 +3,7 @@
   "seat": "node-hostname",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0199, ADR 0223",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-hotkeys.json b/go/seatlist/seatlisttest/seats/node-hotkeys.json
index cedd627..aec1269 100644
--- a/go/seatlist/seatlisttest/seats/node-hotkeys.json
+++ b/go/seatlist/seatlisttest/seats/node-hotkeys.json
@@ -3,6 +3,7 @@
   "seat": "node-hotkeys",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0212",
   "receives": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-intrusion-prevention.json b/go/seatlist/seatlisttest/seats/node-intrusion-prevention.json
index a987a70..b2bc355 100644
--- a/go/seatlist/seatlisttest/seats/node-intrusion-prevention.json
+++ b/go/seatlist/seatlisttest/seats/node-intrusion-prevention.json
@@ -3,6 +3,7 @@
   "seat": "node-intrusion-prevention",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0121",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-launcher.json b/go/seatlist/seatlisttest/seats/node-launcher.json
index 3eab2eb..977e537 100644
--- a/go/seatlist/seatlisttest/seats/node-launcher.json
+++ b/go/seatlist/seatlisttest/seats/node-launcher.json
@@ -3,6 +3,7 @@
   "seat": "node-launcher",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-lock-screen.json b/go/seatlist/seatlisttest/seats/node-lock-screen.json
index 4cd19ed..38e5340 100644
--- a/go/seatlist/seatlisttest/seats/node-lock-screen.json
+++ b/go/seatlist/seatlisttest/seats/node-lock-screen.json
@@ -3,6 +3,7 @@
   "seat": "node-lock-screen",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-login-manager.json b/go/seatlist/seatlisttest/seats/node-login-manager.json
index e0a70ba..2b3d4fa 100644
--- a/go/seatlist/seatlisttest/seats/node-login-manager.json
+++ b/go/seatlist/seatlisttest/seats/node-login-manager.json
@@ -3,6 +3,7 @@
   "seat": "node-login-manager",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-login-shell.json b/go/seatlist/seatlisttest/seats/node-login-shell.json
index c868e5b..9d6295a 100644
--- a/go/seatlist/seatlisttest/seats/node-login-shell.json
+++ b/go/seatlist/seatlisttest/seats/node-login-shell.json
@@ -3,6 +3,7 @@
   "seat": "node-login-shell",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0204",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-message-bus.json b/go/seatlist/seatlisttest/seats/node-message-bus.json
index 83c6744..4c19846 100644
--- a/go/seatlist/seatlisttest/seats/node-message-bus.json
+++ b/go/seatlist/seatlisttest/seats/node-message-bus.json
@@ -3,5 +3,6 @@
   "seat": "node-message-bus",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0215"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-mounts.json b/go/seatlist/seatlisttest/seats/node-mounts.json
index 43f1655..eadb518 100644
--- a/go/seatlist/seatlisttest/seats/node-mounts.json
+++ b/go/seatlist/seatlisttest/seats/node-mounts.json
@@ -3,6 +3,7 @@
   "seat": "node-mounts",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Provisioning",
   "decision": "novox/hq ADR 0263",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-nfs-server.json b/go/seatlist/seatlisttest/seats/node-nfs-server.json
index 4cedbde..664dd3d 100644
--- a/go/seatlist/seatlisttest/seats/node-nfs-server.json
+++ b/go/seatlist/seatlisttest/seats/node-nfs-server.json
@@ -3,6 +3,7 @@
   "seat": "node-nfs-server",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Provisioning",
   "decision": "novox/hq ADR 0263",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-notifier.json b/go/seatlist/seatlisttest/seats/node-notifier.json
index f391310..565d898 100644
--- a/go/seatlist/seatlisttest/seats/node-notifier.json
+++ b/go/seatlist/seatlisttest/seats/node-notifier.json
@@ -3,6 +3,7 @@
   "seat": "node-notifier",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-package-manager.json b/go/seatlist/seatlisttest/seats/node-package-manager.json
index c2b32b0..034e878 100644
--- a/go/seatlist/seatlisttest/seats/node-package-manager.json
+++ b/go/seatlist/seatlisttest/seats/node-package-manager.json
@@ -3,5 +3,6 @@
   "seat": "node-package-manager",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Placement",
   "decision": "novox/hq ADR 0207"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-packet-filter.json b/go/seatlist/seatlisttest/seats/node-packet-filter.json
index fb69e1c..005b50c 100644
--- a/go/seatlist/seatlisttest/seats/node-packet-filter.json
+++ b/go/seatlist/seatlisttest/seats/node-packet-filter.json
@@ -3,6 +3,7 @@
   "seat": "node-packet-filter",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0121",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-power.json b/go/seatlist/seatlisttest/seats/node-power.json
index 762a79f..13679b4 100644
--- a/go/seatlist/seatlisttest/seats/node-power.json
+++ b/go/seatlist/seatlisttest/seats/node-power.json
@@ -3,5 +3,6 @@
   "seat": "node-power",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0211"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-provisioner.json b/go/seatlist/seatlisttest/seats/node-provisioner.json
index 9752f8b..3510f6f 100644
--- a/go/seatlist/seatlisttest/seats/node-provisioner.json
+++ b/go/seatlist/seatlisttest/seats/node-provisioner.json
@@ -3,5 +3,6 @@
   "seat": "node-provisioner",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Provisioning",
   "decision": "novox/hq ADR 0349"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-reads.json b/go/seatlist/seatlisttest/seats/node-reads.json
index 938a71a..5dae465 100644
--- a/go/seatlist/seatlisttest/seats/node-reads.json
+++ b/go/seatlist/seatlisttest/seats/node-reads.json
@@ -3,6 +3,7 @@
   "seat": "node-reads",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0310",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-resolver.json b/go/seatlist/seatlisttest/seats/node-resolver.json
index 8689bcd..be8a91f 100644
--- a/go/seatlist/seatlisttest/seats/node-resolver.json
+++ b/go/seatlist/seatlisttest/seats/node-resolver.json
@@ -3,6 +3,7 @@
   "seat": "node-resolver",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0247",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-secret-service.json b/go/seatlist/seatlisttest/seats/node-secret-service.json
index fd5b84b..9dc3e27 100644
--- a/go/seatlist/seatlisttest/seats/node-secret-service.json
+++ b/go/seatlist/seatlisttest/seats/node-secret-service.json
@@ -3,5 +3,6 @@
   "seat": "node-secret-service",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Identity and access",
   "decision": "novox/hq ADR 0208"
 }
diff --git a/go/seatlist/seatlisttest/seats/node-service-manager.json b/go/seatlist/seatlisttest/seats/node-service-manager.json
index 9270cc2..695bc00 100644
--- a/go/seatlist/seatlisttest/seats/node-service-manager.json
+++ b/go/seatlist/seatlisttest/seats/node-service-manager.json
@@ -3,6 +3,7 @@
   "seat": "node-service-manager",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Placement",
   "decision": "novox/hq ADR 0177",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-terminal-emulator.json b/go/seatlist/seatlisttest/seats/node-terminal-emulator.json
index 732a5ba..dd856ee 100644
--- a/go/seatlist/seatlisttest/seats/node-terminal-emulator.json
+++ b/go/seatlist/seatlisttest/seats/node-terminal-emulator.json
@@ -3,6 +3,7 @@
   "seat": "node-terminal-emulator",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Core",
   "decision": "novox/hq ADR 0208",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/node-uplink.json b/go/seatlist/seatlisttest/seats/node-uplink.json
index 0ecfbf1..cd59ee5 100644
--- a/go/seatlist/seatlisttest/seats/node-uplink.json
+++ b/go/seatlist/seatlisttest/seats/node-uplink.json
@@ -3,6 +3,7 @@
   "seat": "node-uplink",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0117",
   "verbs": [
     {
diff --git a/go/seatlist/seatlisttest/seats/npm-package-registry.json b/go/seatlist/seatlisttest/seats/npm-package-registry.json
index 61f77c3..ae2ab3d 100644
--- a/go/seatlist/seatlisttest/seats/npm-package-registry.json
+++ b/go/seatlist/seatlisttest/seats/npm-package-registry.json
@@ -3,6 +3,7 @@
   "seat": "npm-package-registry",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0109",
   "description": "The mesh's npm packages: the npm registry protocol's read side, and publishing over the bus.",
   "delivers": "npm-package-registry",
diff --git a/go/seatlist/seatlisttest/seats/oci-artifact-registry.json b/go/seatlist/seatlisttest/seats/oci-artifact-registry.json
index 9d37fce..a9d969c 100644
--- a/go/seatlist/seatlisttest/seats/oci-artifact-registry.json
+++ b/go/seatlist/seatlisttest/seats/oci-artifact-registry.json
@@ -3,6 +3,7 @@
   "seat": "oci-artifact-registry",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Delivery",
   "decision": "novox/hq ADR 0605",
   "description": "The mesh's bundles and archives, by digest, in the one artifact store: the OCI distribution protocol's read side.",
   "includes": [
diff --git a/go/seatlist/seatlisttest/seats/operator-channel.json b/go/seatlist/seatlisttest/seats/operator-channel.json
index 9770349..0bd8c21 100644
--- a/go/seatlist/seatlisttest/seats/operator-channel.json
+++ b/go/seatlist/seatlisttest/seats/operator-channel.json
@@ -3,6 +3,7 @@
   "seat": "operator-channel",
   "scope": "mesh",
   "grain": "whole",
+  "domain": "Operator and conversation",
   "decision": "novox/hq ADR 0259",
   "holder-declares": true,
   "description": "Asking a person and answering on a channel (ADR 0259): held by the router, the messenger module, whose manifest declares the seat; written from that seat entry (design 26).",
diff --git a/go/seatlist/seatlisttest/seats/the-private-network.json b/go/seatlist/seatlisttest/seats/the-private-network.json
index 858f02e..6cd6500 100644
--- a/go/seatlist/seatlisttest/seats/the-private-network.json
+++ b/go/seatlist/seatlisttest/seats/the-private-network.json
@@ -3,5 +3,6 @@
   "seat": "the-private-network",
   "scope": "node",
   "grain": "seat-list",
+  "domain": "Connectivity",
   "decision": "novox/hq ADR 0110"
 }