Appendix B of Subpart B - Places and Rates At Which Differentials Shall Be Paid  


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  • This appendix lists the places where a post differential has been approved and shows the differential rate to be paid to eligible employees. The differential percentage rate shown is paid as a percentage of an employee's rate of basic pay.

    Geographic coveragePercentage differential rateAmerican Samoa (including the island of Tutuila, the Manua Islands, and all other islands of the Samoa group east of longitude 171° west of Greenwich, together with Swains Island) 25.0Johnston Island and Sand Island 25.0Midway Islands 25.0Territory of Guam and Commonwealth of the Northern Mariana Islands 20.0Wake Island 25.0