diff --git a/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/catalogue_test.go b/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/catalogue_test.go
index 2db35451..fbc0e656 100644
--- a/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/catalogue_test.go
+++ b/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/catalogue_test.go
@@ -13,10 +13,9 @@ import (
 // issue 1351; how it is checked). Today's module `modules/mesh-delivery` was removed by a pull request of its own after the
 // handover, so the claimants are exactly one. And no manifest but the gate's and mesh-issues' names the old module in what it
 // reads or hears, but through the seat's name (`mesh-delivery` as a seat or a repository, `seat:mesh-delivery.<verb>`) and the
-// names below: the three buckets the gate carries over (ADR 0450 §6) and the event the trackers hear (issue 1350).
+// names below: the three buckets the gate carries over (ADR 0450 §6). The event `mesh-delivery.transition` is no longer heard by anyone (issue 1406).
 var oldModuleNames = map[string][]string{
 	"mesh-delivery-gate": {"mesh-delivery.deliveries", "mesh-delivery.groups", "mesh-delivery.pulls"},
-	"mesh-issues":        {"mesh-delivery.transition"},
 }
 
 // seatClaimants are the modules that claim the seat: the gate alone.
diff --git a/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/effects.go b/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/effects.go
index b1e7a92f..c5f0aeb4 100644
--- a/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/effects.go
+++ b/modules/mesh-delivery-gate/cmd/mesh-delivery-gate/effects.go
@@ -13,7 +13,7 @@ import (
 // the forge's holder, asked through its tools). Owed, never lost: kept with the delivery before anything is
 // tried, and tried again until done.
 
-// transitionEvent is what `mesh-delivery.transition` says: no secret, no address. opened is when its pull
+// transitionEvent is what `mesh-delivery-gate.transition` says: no secret, no address. opened is when its pull
 // request was first heard (zero when not known); with its class and its merge's moment it is what the issue
 // tracker measures a fix's time by (novox/hq ADR 0313 §2, §4).
 func transitionEvent(d *Delivery, t Transition, opened time.Time) map[string]any {
diff --git a/modules/mesh-issues/README.md b/modules/mesh-issues/README.md
index 35955f8a..581a29b3 100644
--- a/modules/mesh-issues/README.md
+++ b/modules/mesh-issues/README.md
@@ -83,7 +83,7 @@ still read as that issue's verdict.
 
 **Ready.** An issue is ready when it is not resolved or wontfix and every issue it depends on is wontfix, or
 resolved with every pull request its `fixed-by` names (`<repository>#<number>`) delivered. The module consumes
-`mesh-delivery.transition` and marks a pull request delivered on every issue naming it; at its own `moved` to
+`mesh-delivery-gate.transition` and marks a pull request delivered on every issue naming it; at its own `moved` to
 resolved it asks `seat:mesh-delivery.checks` once for what it has not heard. An issue made ready gains a note and
 the event `ready`. `get` answers `waits-for`, `needed-by` and `ready`; `list` filters on `severity`, `needs` and
 `ready` — an agent looking for work asks `severity=minor`, `needs=none`, `ready=true`. `set` changes severity,
@@ -100,7 +100,7 @@ key-value state has no schema to migrate.
 
 ## Whether the fix is delivered (hq ADR 0281)
 
-For each pull request an issue's `fixed-by` names, the module keeps what `mesh-delivery.transition` last said —
+For each pull request an issue's `fixed-by` names, the module keeps what `mesh-delivery-gate.transition` last said —
 state, why, merged and when — or asks `seat:mesh-delivery.checks` once (at its own `moved`) for one it has not
 heard of. Nothing sets it by hand. `get` and every `list` row carry `delivery`, one line derived from it, worst
 first: "fix not delivered: …", "held: …", "fix merged, not delivered: …", "fix not merged: …", "nothing heard from
diff --git a/modules/mesh-issues/cmd/mesh-issues/delivery_test.go b/modules/mesh-issues/cmd/mesh-issues/delivery_test.go
index 46b9d4a0..bc904440 100644
--- a/modules/mesh-issues/cmd/mesh-issues/delivery_test.go
+++ b/modules/mesh-issues/cmd/mesh-issues/delivery_test.go
@@ -46,10 +46,10 @@ func (n *notified) notify(key, severity, summary, headline, explanation, resolve
 
 func transition(t *testing.T, h *harness, number int, to, why, mergedAs string, at time.Time) {
 	t.Helper()
-	transitionOn(t, h, "mesh-delivery.transition", number, to, why, mergedAs, at)
+	transitionOn(t, h, "mesh-delivery-gate.transition", number, to, why, mergedAs, at)
 }
 
-// transitionOn is a delivery's transition said under an event's name: today's module's, or the gate's.
+// transitionOn is a delivery's transition said under an event's name.
 func transitionOn(t *testing.T, h *harness, event string, number int, to, why, mergedAs string, at time.Time) {
 	t.Helper()
 	raw, _ := json.Marshal(map[string]any{"repository": "novox/mesh-catalog", "number": number, "to": to, "why": why,
@@ -340,8 +340,8 @@ func TestAResolvedIssueEndsItsStuckWarningAndIsNeverSaidStuck(t *testing.T) {
 	}
 }
 
-// Issue 1350 AC1: the handler takes a transition under either name, today's module's or the gate's, and keeps the same fact.
-func TestATransitionIsTakenUnderEitherNameOfTheDeliverysOwner(t *testing.T) {
+// Issue 1350 AC1, issue 1406: the handler takes a transition under every name it hears (the gate's alone) and keeps the fact.
+func TestATransitionIsTakenUnderEveryNameTheTrackerHears(t *testing.T) {
 	for _, event := range transitionEvents {
 		t.Run(event, func(t *testing.T) {
 			h := newHarness(t)
diff --git a/modules/mesh-issues/cmd/mesh-issues/fixtime_test.go b/modules/mesh-issues/cmd/mesh-issues/fixtime_test.go
index 23427571..e3ff06ec 100644
--- a/modules/mesh-issues/cmd/mesh-issues/fixtime_test.go
+++ b/modules/mesh-issues/cmd/mesh-issues/fixtime_test.go
@@ -50,7 +50,7 @@ func (c *fixClock) delivery(t *testing.T, number int, to, class string, opened,
 		body["opened"] = *opened
 	}
 	raw, _ := json.Marshal(body)
-	if err := c.OnTransition(stdio.Envelope{Key: "mesh-delivery.transition", Body: raw}); err != nil {
+	if err := c.OnTransition(stdio.Envelope{Key: "mesh-delivery-gate.transition", Body: raw}); err != nil {
 		t.Fatal(err)
 	}
 }
diff --git a/modules/mesh-issues/cmd/mesh-issues/main.go b/modules/mesh-issues/cmd/mesh-issues/main.go
index 932f5485..69c79e1a 100644
--- a/modules/mesh-issues/cmd/mesh-issues/main.go
+++ b/modules/mesh-issues/cmd/mesh-issues/main.go
@@ -145,12 +145,12 @@ func start(t *Tracker) {
 	}
 }
 
-// transitionEvents are the events a delivery's transitions are said under: today's module's, and the gate's that takes its place
-// (novox/hq ADR 0450 §8, issue 1350). The old name stays until today's module is forgotten; the handler takes either.
-var transitionEvents = []string{"mesh-delivery.transition", "mesh-delivery-gate.transition"}
+// transitionEvents are the events a delivery's transitions are said under: the gate's (novox/hq ADR 0450 §8, issues 1350 and
+// 1406). Today's module, which said mesh-delivery.transition, is forgotten.
+var transitionEvents = []string{"mesh-delivery-gate.transition"}
 
-// hearOpened subscribes the triage to the tracker's own `opened` and `moved` events and to mesh-delivery's
-// `transition`, and the gate's (ADR 0278 §1, ADR 0279 §3), each asked again until the runtime takes it: the runtime answers only
+// hearOpened subscribes the triage to the tracker's own `opened` and `moved` events and to the gate's
+// `transition` (ADR 0278 §1, ADR 0279 §3), each asked again until the runtime takes it: the runtime answers only
 // once Serve runs.
 func hearOpened(t *Tracker) {
 	type hearing struct {
diff --git a/modules/mesh-issues/cmd/mesh-issues/manifest_test.go b/modules/mesh-issues/cmd/mesh-issues/manifest_test.go
index 0fce7040..8144def1 100644
--- a/modules/mesh-issues/cmd/mesh-issues/manifest_test.go
+++ b/modules/mesh-issues/cmd/mesh-issues/manifest_test.go
@@ -103,14 +103,14 @@ func TestItDeclaresAndHoldsTheIssueTrackerSeatOnceForTheMesh(t *testing.T) {
 		d[3].Name != ReservationsState || d[3].History > 1 || d[3].TTLSeconds != 0 {
 		t.Fatalf("state %+v", d)
 	}
-	// The delivery's transitions are heard from today's module and from the gate that takes its place (novox/hq ADR 0450 §8,
-	// issue 1350); the old name stays until today's module is forgotten. The subscriptions are the same list.
-	if !reflect.DeepEqual(transitionEvents, []string{"mesh-delivery.transition", "mesh-delivery-gate.transition"}) {
+	// The delivery's transitions are heard from the gate alone (novox/hq ADR 0450 §8, issues 1350 and 1406): today's module is
+	// forgotten, so nothing says mesh-delivery.transition. The subscriptions are the same list.
+	if !reflect.DeepEqual(transitionEvents, []string{"mesh-delivery-gate.transition"}) {
 		t.Fatalf("the triage subscribes to %v", transitionEvents)
 	}
 	// The duplicate check hears the tracker's own opens and asks the agent module on its node (ADR 0278 §1, §5);
 	// the import and a reservation read the record through the records module (issue 424).
-	if !reflect.DeepEqual(m.Consumes, []string{"mesh-issues." + EventOpened, "mesh-issues." + EventMoved, "mesh-delivery.transition", "mesh-delivery-gate.transition"}) ||
+	if !reflect.DeepEqual(m.Consumes, []string{"mesh-issues." + EventOpened, "mesh-issues." + EventMoved, "mesh-delivery-gate.transition"}) ||
 		!reflect.DeepEqual(m.Invokes, []string{"claude-code.claude_code_judge", "seat:mesh-delivery.checks", "seat:operator-channel.notify",
 			"gitea.gitea_pull_reviews", "records.records_status", "records.records_list", "records.records_read", "mesh-knowledge.knowledge_highest"}) {
 		t.Fatalf("consumes %v, invokes %v", m.Consumes, m.Invokes)
diff --git a/modules/mesh-issues/cmd/mesh-issues/triage_test.go b/modules/mesh-issues/cmd/mesh-issues/triage_test.go
index 9aca9120..3a155f55 100644
--- a/modules/mesh-issues/cmd/mesh-issues/triage_test.go
+++ b/modules/mesh-issues/cmd/mesh-issues/triage_test.go
@@ -472,7 +472,7 @@ func TestAnIssueIsReadyOnlyWhenWhatItDependsOnIsDelivered(t *testing.T) {
 	if asked != 1 || ready(h, w) {
 		t.Fatalf("ready before its fix is delivered (asked %d)", asked)
 	}
-	tr := stdio.Envelope{Key: "mesh-delivery.transition", Body: json.RawMessage(`{"repository":"novox/mesh-catalog","number":9,"to":"delivered"}`)}
+	tr := stdio.Envelope{Key: "mesh-delivery-gate.transition", Body: json.RawMessage(`{"repository":"novox/mesh-catalog","number":9,"to":"delivered"}`)}
 	for i := 0; i < 2; i++ {
 		if err := h.OnTransition(tr); err != nil {
 			t.Fatal(err)
diff --git a/modules/mesh-issues/module.json b/modules/mesh-issues/module.json
index 592e81c9..dcfc71c3 100644
--- a/modules/mesh-issues/module.json
+++ b/modules/mesh-issues/module.json
@@ -57,7 +57,6 @@
   "consumes": [
     "mesh-issues.opened",
     "mesh-issues.moved",
-    "mesh-delivery.transition",
     "mesh-delivery-gate.transition"
   ],
   "invokes": [