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.
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).