(a) Required distributions.--All payments under this chapter shall start and be made in compliance with the required beginning date, minimum distribution requirements and incidental death benefit rules of IRC § 401(a).
(b) Limitations.--The following shall apply:
(1) (i) Except as provided under subparagraph (ii) and notwithstanding a provision of this part, a contribution or benefit related to the plan may not exceed any limitation under IRC § 415 with respect to a governmental plan which is in effect on the date the contribution or benefit payment takes effect.
(ii) An increase in a limitation under IRC § 415 shall apply to all participants on and after the effective date of this section.
(iii) For the purposes of this paragraph, the term "governmental plan" shall have the same meaning as the term has in IRC § 414(d).
(2) (i) Except as provided under subparagraph (ii), an amendment of this part on or after the effective date of this section that increases contributions or benefits for active participants, inactive participants or participants receiving distributions shall not be deemed to provide for a contribution or benefit in excess of any limitation, adjusted on or after the effective date of this section, under IRC § 415 unless specifically provided by legislation.
(ii) Notwithstanding subparagraph (i), an increase in benefits on or after the effective date of this section for a participant in the plan shall be authorized and apply to the fullest extent allowed by law.