27 CFR § 70.266
Credit against barred liability
April 24, 2020
Any credit against a liability in respect of any taxable year shall be void if the collection of such liability would be barred by the applicable statute of limitations at the time such credit is made.
[T.D. ATF-251, 52 FR 19314, May 22, 1987. Redesignated by T.D. ATF-301, 55 FR 47606, Nov. 14, 1990]