diff --git a/CODEOWNERS b/CODEOWNERS
new file mode 100644
index 00000000000000..ead3018566d70c
--- /dev/null
+++ b/CODEOWNERS
@@ -0,0 +1,26 @@
+@@@MatterCSA @jumartin @jepenven @ricasall @makardou @selissia
+@@@MatterWatt @jumartin @jepenven @ricasall @makardou @selissia @rerasool
+@@@MatterWifi @mamehta
+@@@Documentation @wehale @caowens @rerasool
+@@@Unify @anesbens @dejensen @thbowley @dewassie @svradema
+@@@CICD @gbash @yushu @shmakdis @jepenven
+
+# Pipeline rule
+./Jenkinsfile @@MatterWatt @@CICD
+./silabs_ci_scripts/ @@MatterWatt @@CICD
+
+# Documentation is everyone business
+**/*.md @@Documentation @@MatterWatt @@MatterWifi @@Unify
+
+./examples/ @@MatterCSA
+./src/ @@MatterCSA
+
+./silabs_examples @@MatterWatt @@MatterWifi
+
+./silabs_examples/unify-matter-bridge @@Unify @@MatterWatt
+
+CODEOWNERS               @@MatterWatt
+
+# At least a senior and two code owners in total must approve.
+OverallCheck(2)
+Check(@@MatterCSA >= 1)
\ No newline at end of file