{"data":{"id":"us/5-cfr-591.225","jurisdiction":"us","citation":"5 CFR 591.225","heading":"Which CPIs does OPM use?","body":"OPM uses the following CPIs:\n(a) For the Washington, DC, area—the BLS Consumer Price Index, All Urban Consumers (CPI-U);\n(b) For all COLA areas in the State of Alaska—the BLS CPI-U for Anchorage, AK;\n(c) For all COLA areas in the State of Hawaii and for Guam and the CNMI—the BLS CPI-U for Honolulu, HI; and\n(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.","path":["Title 5—Administrative Personnel","CHAPTER I—OFFICE OF PERSONNEL MANAGEMENT","SUBCHAPTER B—CIVIL SERVICE REGULATIONS","PART 591—ALLOWANCES AND DIFFERENTIALS","Subpart B—Cost-of-Living Allowance and Post Differential—Nonforeign Areas"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-5.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:23:53Z","sha256":"ad1b99830c62e82277007cc6f4924d0deeb509e77d8ec6b176215641154ec3ba","source_id":"us-cfr","stale":true,"prev":"us/5-cfr-591.224","next":"us/5-cfr-591.226"},"notice":"GroundRules: Original legal text. Not legal advice."}