diff --git a/03-DESIGN/01-to-be/47-milestones/G-20-lead-answers.md b/03-DESIGN/01-to-be/47-milestones/G-20-lead-answers.md
index 4e92d29a..7c63f466 100644
--- a/03-DESIGN/01-to-be/47-milestones/G-20-lead-answers.md
+++ b/03-DESIGN/01-to-be/47-milestones/G-20-lead-answers.md
@@ -161,3 +161,7 @@ names the principle that settles it, and is cited as "design 47 G A-n".
   has it, and the lead notes it for the next milestone; no new verb is added in G for it.
 - **A-42** (§592; principle 8) The gate's `approval-carried-open` has scope `delivery`, a scope the mesh already uses
   for the delivery's findings, and id `<repository>.<pull>`.
+- **A-43** (A-26, A-28, A-16; principle 7) As built in mesh-catalog d03ffa80 and mesh-tools 4bfae38a: an owner's plain
+  `<owner>.views.<state>` family is followed by `Reader.Follow`, the follower's `Ask` set after (`Adopt` is for a seat's
+  events); and the tool runner's held writer is given its JetStream, the writer's own defaults publishing and
+  listening, so `bus.Conn` gains no publish method.