CFR > Title 5 - Administrative Personnel > CHAPTER I—OFFICE OF PERSONNEL MANAGEMENT > SUBCHAPTER B—CIVIL SERVICE REGULATIONS (parts 110 to 990) > PART 591—ALLOWANCES AND DIFFERENTIALS > SUBPART B—Cost-of-Living Allowance and Post Differential—Nonforeign Areas (§591.201 to §591.244) > 591.225—Which CPIs does OPM use?

591.225—Which CPIs does OPM use?

OPM uses the following CPIs:
(a) For the Washington, DC, area—the BLS Consumer Price Index, All Urban Consumers (CPI-U);
(b) For all COLA areas in the State of Alaska—the BLS CPI-U for Anchorage, AK;
(c) For all COLA areas in the State of Hawaii and for Guam and the CNMI—the BLS CPI-U for Honolulu, HI; and
(d) For Puerto Rico and the U.S. Virgin Islands—the Puerto Rico CPI as produced by the Puerto Rico Department of Work and Human Resources.