diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 0000000..731cf8f
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1,3 @@
+# Every change to RiskKernel requires review from the maintainer.
+# (Pairs with the branch ruleset's "require code owner review" on main.)
+* @prashar32