§ 301.6226(b)-1  5-percent group.

§ 301.6226(b)-1(a) In general. All members of a 5-percent group shall join in filing any petition for judicial review. The designation of a partner as a representative of a notice group does not authorize that partner to file a petition for a readjustment of partnership items on behalf of the notice group.

§ 301.6226(b)-1(b) Effective date. This section is applicable to partnership taxable years beginning on or after October 4, 2001. For years beginning prior to October 4, 2001, see § 301.6226(b)-1T contained in 26 CFR part 1, revised April 1, 2001.