26 CFR § 41.6151(a)-1
Time and place for paying tax
June 25, 2020
(a) In general. The tax must be paid at the time prescribed in §41.6071(a)-1 for filing the return and at the place prescribed in §41.6091-1 for filing the return.
(b) Effective/applicability date. This section applies on and after July 1, 2015. For rules applicable before that date, see 26 CFR 41.6151(a)-1 and 41.6151(a)-1T (revised as of April 1, 2014).
[T.D. 9698, 79 FR 64317, Oct. 29, 2014]