diff --git a/CODEOWNERS b/CODEOWNERS
index 61ccd0bf2569..18fcc13daa5c 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -56,6 +56,8 @@
 /boards/nordic/thingy91*                  @nrfconnect/ncs-co-boards @nrfconnect/ncs-cia
 /boards/shields/coverage_support/         @nrfconnect/ncs-low-level-test
 
+**/shields/                               @nrfconnect/ncs-co-build-system
+
 /boards/shields/pca63566/doc/*.rst        @nrfconnect/ncs-doc-leads
 
 # SUIT configuration files
@@ -636,6 +638,9 @@
 /snippets/wpa-supplicant-debug/           @krish2718 @sachinthegreen
 /snippets/zperf/                          @nrfconnect/ncs-protocols-serialization
 
+/snippets/                                @nrfconnect/ncs-co-build-system
+**/snippets/                              @nrfconnect/ncs-co-build-system
+
 /snippets/nordic-bt-rpc/*.rst             @nrfconnect/ncs-doc-leads
 
 # Subsystems