5 C.F.R. § 591.231 Which areas are post differential areas?
Title 5 - Administrative Personnel
OPM has established the following post differential areas: (a) American Samoa as defined in §591.205, (b) Territory of Guam, (c) Commonwealth of the Northern Mariana Islands, (d) Johnston Atoll (including Sand Island), (e) Midway Atoll, and (f) Wake Atoll.
Title 5: Administrative Personnel
PART 591—ALLOWANCES AND DIFFERENTIALS
Subpart B—Cost-of-Living Allowance and Post Differential—Nonforeign Areas
Post Differentials
§ 591.231 Which areas are post differential areas?