@mnvandyke06
On top of what @art297 wrote: The holiday() function is based on US holidays only. If you need anything else then you might also consider to create a custom interval. A variation of the docu "Example 3: Using Custom Intervals with the INTCK Function" should get you there.
http://documentation.sas.com/?docsetId=lefunctionsref&docsetTarget=p0syn64amroombn14vrdzksh459w.htm&docsetVersion=9.4&locale=en
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