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;

(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.

CFR