5 C.F.R. § 841.603
Rate of interest.
For calendar year 1985 and for each subsequent calendar year, OPM will publish a notice in the Federal Register to notify the public of the interest rate that will be in effect during that calendar year.
For calendar year 1985 and for each subsequent calendar year, OPM will publish a notice in the Federal Register to notify the public of the interest rate that will be in effect during that calendar year.