26 CFR § 1.167(m)-1
Class lives
June 25, 2020
(a) For rules regarding the election to use the class life system authorized by section 167(m), see the provisions of §1.167(a)-11.
(Sec. 167(m), 85 Stat. 508 (26 U.S.C. 167))
[T.D. 7272, 38 FR 9986, Apr. 23, 1973]