diff --git a/eng/SignCheckExclusionsFile.txt b/eng/SignCheckExclusionsFile.txt
new file mode 100644
index 000000000..ea5b10fb8
--- /dev/null
+++ b/eng/SignCheckExclusionsFile.txt
@@ -0,0 +1,4 @@
+;; Exclusions for SignCheck.
+;; Format: https://github.com/dotnet/arcade/blob/397316e195639450b6c76bfeb9823b40bee72d6d/src/SignCheck/Microsoft.SignCheck/Verification/Exclusion.cs#L23-L35
+
+*.js;; We do not sign JavaScript files.