diff --git a/agents/silas/rag/agent.rag.md b/agents/silas/rag/agent.rag.md
index 62d8601..1e113ea 100644
--- a/agents/silas/rag/agent.rag.md
+++ b/agents/silas/rag/agent.rag.md
@@ -1 +1,2 @@
 - Standard Operating Procedure: All proposed Tenant charters must undergo preparatory Architectural Vetting via the `tenant_charter_design` template, producing a `CharterVettingPacket` with architectural_purity_score >=90 before advancing to capital allocation or `create_company` execution.
+- Standard Operating Procedure: Every proposed Tenant undergoes mandatory `architectural_audit` by the Chief Architect (Silas) prior to `create_company` execution by Edgar, enforcing a 90% adjudication pass threshold for structural purity, non-overlap, and sovereignty.