§ 2530.200b-4 One-year break in service.

(a) Computation period. (1) Under sections 202(b) and 203(b)(3) of the Act and sections 410(a)(5) and 411(a)(6) of the Code, a plan may provide that an employee incurs a one-year break in service for a computation period or periods if the employee fails to complete more than 500 hours of service or, in the case of any maritime industry, 62 days of service in such period or periods.

(2) For purposes of section 202(b) of the Act and section 410(a)(5) of the Code, relating to one-year breaks in service for eligibility to participate, in determining whether an employee incurs a one-year break in service, a plan shall use the eligibility computation period designated under § 2530.202–2(b) for measuring years of service after the intital eligibility computation period.

(3) For purposes of section 203(b)(3) of the Act and section 411(a)(6) of the Code, relating to breaks in service for purposes of vesting, in determining whether an employee incurs a one-year break in service, a plan shall use the vesting computation period designated under § 2530.203–2(a).

(4) For rules regarding service which is not required to be taken into account for purposes of benefit accrual, see § 2530.204–1(b)(1).

(b) Service following a break in service. (1) For purposes of section 202(b)(3) of the Act and section 410(a)(5)(C) of the Code (relating to completion of a year of service for eligibility to participate after a one-year break in service), the following rules shall be applied in measuring completion of a year of service upon an employee's return after a one-year break in service:

(i) In the case of a plan which, after the initial eligibility computation period, measures years of service for purposes of eligibility to participate on the basis of eligibility computation periods beginning on anniversaries of an employee's employment commencement date, as permitted under § 2530.202–2(b)(1), the plan shall use the 12-consecutive-month period beginning on an employee's reemployment commencement date (as defined in paragraphs (b)(1)(iii) and (iv) of this section) and, where necessary, subsequent 12-consecutive-month periods beginning on anniversaries of the reemployment of commencement date.

(ii) In the case of a plan which, after the initial eligibility computation period, measures years of service for eligibility to participate on the basis of plan years beginning with the plan year which includes the first anniversary of the initial eligibility computation period, as permitted under § 2530.202–2(b)(2), the plan shall use the 12-consecutive-month period beginning on an employee's reemployment commencement date (as defined in paragraphs (b)(1)(iii) and (iv) of this section and, where necessary, plan years beginning with the plan year which includes the first anniversary of the employee's reemployment commencement date.

(iii) Except as provided in paragraph (b)(1)(iv) of this section, an employee's reemployment commencement date shall be the first day on which the employee is entitled to be credited with an hour of service described in § 2530.200b–2(a)(1) after the first eligibility computation period in which the employee incurs a one-year break in service following an eligibility computation period in which the employee is credited with more than 500 hours of service.

(iv) In the case of an employee who is credited with no hours of service in an eligibility computation period beginning after the employee's reemployment commencement date established under paragraph (b)(1)(iii) of this section, the employee shall be treated as having a new reemployment commencement date as of the first day on which the employee is entitled to be credited with an hour of service described in § 2530.200b–2(a)(1) after such eligibility computation period.