Event-Time-Zone-Implementation-Planning.md

@@ -39,4 +39,8 @@ Changes required to support timezones:
 
 † Already implemented in original PR
 
-†† Implementation in original PR exists, but will need adjustment
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+†† Implementation in original PR exists, but will need adjustment
+
+## TODO - Test Cases
+
+TODO: Document the various Test Cases required, including the DST edge cases.
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