Section 301.6223(h)-1 - Responsibilities of pass-thru partner(a)In general. The pass-thru partner shall, within 30 days of receiving notice or any other information regarding a partnership proceeding from the Internal Revenue Service, the tax matters partner, or another pass-thru partner, forward a copy of that notice or information to the person or persons holding an interest through the pass-thru partner in the profits or losses of the partnership for the partnership taxable year to which the notice or information relates. In the case of a pass-thru partner that is a partnership within the meaning of section 6231(a)(1), the tax matters partner of such partnership shall forward copies of the notice or information to the partners of such partnership.(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 § 301.6223(h)-1T contained in 26 CFR part 1, revised April 1, 2001.T.D. 8965, 66 FR 50551 , Oct. 4, 2001