year of participation

(A) For purposes of determining an employee's accrued benefit, the term "year of participation" means a period of service (beginning at the earliest date on which the employee is a participant in the plan and which is included in a period of service required to be taken into account under section 1052(b) of this title, determined without regard to section 1052(b)(5) of this title) as determined under regulations prescribed by the Secretary which provide for the calculation of such period on any reasonable and consistent basis.

For purposes of determining an employee’s accrued benefit, the term “year of participation” means a period of service (beginning at the earliest date on which the employee is a participant in the plan and which is included in a period of service required to be taken into account under section 1052(b) of this title, determined without regard to section 1052(b)(5) of this title) as determined under regulations prescribed by the Secretary which provide for the calculation of such period on any reasonable and consistent basis.

For purposes of determining an employee's accrued benefit, the term “year of participation” means a period of service (beginning at the earliest date on which the employee is a participant in the plan and which is included in a period of service required to be taken into account under section 410(a)(5), determined without regard to section 410(a)(5)(E)) as determined under regulations prescribed by the Secretary of Labor which provide for the calculation of such period on any reasonable and consistent basis.