This page can be found on the web at the following url: http://www.opm.gov/FAQS/QA.aspx?fid=e64d74ab-20a3-484c-8682-d2a2b46c22da&pid=b596f669-f5f1-47a6-8bf8-a0573611378a
See the night shift differential for Federal Wage System employees fact sheet at - http://www.opm.gov/oca/pay/HTML/NIGHT_WG.asp
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