(a) General rule. The period of time that may be disregarded for performing certain acts under section 7508 applies to acts described in section 7508(a)(1) and to other acts specified in a revenue ruling, revenue procedure, notice, or other guidance published in the Internal Revenue Bulletin (see §601.601(d)(2) of this chapter).
(b) Effective date. This section applies to any period for performing an act that has not expired before December 30, 1999.
[T.D. 8911, 65 FR 78411, Dec. 15, 2000]