§ 4022.24 Benefit increases.
(a) Scope. This section applies to all benefit increases, as defined in § 4022.2, that have been in effect for less than five years preceding the termination date.
(b) General rule. Benefit increases described in paragraph (a) of this section are guaranteeable only to the extent provided in § 4022.25.
(c) Computation of guaranteeable benefit increases. Except as provided in paragraph (d) of this section pertaining to multiple benefit increases, the amount of a guaranteeable benefit increase shall be the amount, if any, by which the monthly benefit calculated pursuant to paragraph (c)(1) of this section (the monthly benefit provided under the terms of the plan as of the termination date, as limited by § 4022.22) exceeds the monthly benefit calculated pursuant to paragraph (c)(4) of this section (the monthly benefit which would have been payable on the termination date if the benefit provided subsequent to the increase were equivalent, as of the date of the increase, to the benefit provided prior to the increase).
(1) Determine the amount of the monthly benefit payable on the termination date (or, in the case of a deferred benefit, the monthly benefit which will become payable thereafter) under the terms of the plan subsequent to the increase, using service credited to the participant as of the termination date, that is guaranteeable pursuant to § 4022.22;