26 USC 410 - Minimum participation standards
A trust shall not constitute a qualified trust under section 401 (a) if the plan of which it is a part requires, as a condition of participation in the plan, that an employee complete a period of service with the employer or employers maintaining the plan extending beyond the later of the following dates
A trust shall not constitute a qualified trust under section 401 (a) if the plan of which it is a part excludes from participation (on the basis of age) employees who have attained a specified age.
For purposes of this subsection, the term year of service means a 12-month period during which the employee has not less than 1,000 hours of service. For purposes of this paragraph, computation of any 12-month period shall be made with reference to the date on which the employees employment commenced, except that, under regulations prescribed by the Secretary of Labor, such computation may be made by reference to the first day of a plan year in the case of an employee who does not complete 1,000 hours of service during the 12-month period beginning on the date his employment commenced.
In the case of any seasonal industry where the customary period of employment is less than 1,000 hours during a calendar year, the term year of service shall be such period as may be determined under regulations prescribed by the Secretary of Labor.
For purposes of this subsection, the term hour of service means a time of service determined under regulations prescribed by the Secretary of Labor.
For purposes of this subsection, in the case of any maritime industry, 125 days of service shall be treated as 1,000 hours of service. The Secretary of Labor may prescribe regulations to carry out this subparagraph.
A plan shall be treated as not meeting the requirements of paragraph (1) unless it provides that any employee who has satisfied the minimum age and service requirements specified in such paragraph, and who is otherwise entitled to participate in the plan, commences participation in the plan no later than the earlier of
unless such employee was separated from the service before the date referred to in subparagraph (A) or (B), whichever is applicable.
Except as otherwise provided in subparagraphs (B), (C), and (D), all years of service with the employer or employers maintaining the plan shall be taken into account in computing the period of service for purposes of paragraph (1).
In the case of any employee who has any 1-year break in service (as defined in section 411 (a)(6)(A)) under a plan to which the service requirements of clause (i) of paragraph (1)(B) apply, if such employee has not satisfied such requirements, service before such break shall not be required to be taken into account.
In computing an employees period of service for purposes of paragraph (1) in the case of any participant who has any 1-year break in service (as defined in section 411 (a)(6)(A)), service before such break shall not be required to be taken into account under the plan until he has completed a year of service (as defined in paragraph (3)) after his return.
the plan shall treat as hours of service, solely for purposes of determining under this paragraph whether a 1-year break in service (as defined in section 411 (a)(6)(A)) has occurred, the hours described in clause (ii).
except that the total number of hours treated as hours of service under this clause by reason of any such pregnancy or placement shall not exceed 501 hours.
A trust shall not constitute a qualified trust under section 401 (a) unless such trust is designated by the employer as part of a plan which meets 1 of the following requirements:
A plan shall be treated as meeting the requirements of this paragraph if
For purposes of this paragraph, the term average benefit percentage means, with respect to any group, the average of the benefit percentages calculated separately with respect to each employee in such group (whether or not a participant in any plan).
For purposes of this paragraph
An election under this clause, once made, may be revoked or modified only with the consent of the Secretary.
For purposes of determining who is an employee for purposes of determining the average benefit percentage under subparagraph (B)
For purposes of this subsection, there shall be excluded from consideration
Subparagraph (A) shall not apply with respect to coverage of employees under a plan pursuant to an agreement under such subparagraph. For purposes of subparagraph (B), management pilots who are not represented in accordance with title II of the Railway Labor Act shall be treated as covered by a collective bargaining agreement described in such subparagraph if the management pilots manage the flight operations of air pilots who are so represented and the management pilots are, pursuant to the terms of the agreement, included in the group of employees benefitting under the trust described in such subparagraph. Subparagraph (B) shall not apply in the case of a plan which provides contributions or benefits for employees whose principal duties are not customarily performed aboard an aircraft in flight (other than management pilots described in the preceding sentence).
If a plan
then such employees shall be excluded from consideration for purposes of this subsection.
If employees not meeting the minimum age or service requirements of subsection (a)(1) (without regard to subparagraph (B) thereof) are covered under a plan of the employer which meets the requirements of paragraph (1) separately with respect to such employees, such employees may be excluded from consideration in determining whether any plan of the employer meets the requirements of paragraph (1).
An employee shall not be treated as meeting the age and service requirements described in this paragraph until the first date on which, under the plan, any employee with the same age and service would be eligible to commence participation in the plan.
If, under section 414 (r), an employer is treated as operating separate lines of business for a year, the employer may apply the requirements of this subsection for such year separately with respect to employees in each separate line of business.
Subparagraph (A) shall not apply with respect to any plan maintained by an employer unless such plan benefits such employees as qualify under a classification set up by the employer and found by the Secretary not to be discriminatory in favor of highly compensated employees.
For purposes of this subsection
The term highly compensated employee has the meaning given such term by section 414 (q).
An employer may elect to designate
as part of 1 plan intended to qualify under section 401 (a) to determine whether the requirements of this subsection are met with respect to such trusts or annuity plans. If an employer elects to treat any trusts or annuity plans as 1 plan under this subparagraph, such trusts or annuity plans shall be treated as 1 plan for purposes of section 401 (a)(4).
A trust which is part of a tax credit employee stock ownership plan which is the only plan of an employer intended to qualify under section 401 (a) shall not be treated as not a qualified trust under section 401 (a) solely because it fails to meet the requirements of this subsection if
In the case of contributions which are subject to section 401 (k) or 401 (m), employees who are eligible to contribute (or elect to have contributions made on their behalf) shall be treated as benefiting under the plan (other than for purposes of paragraph (2)(A)(ii)).
A plan maintained by an employer which has no employees other than highly compensated employees for any year shall be treated as meeting the requirements of this subsection for such year.
The Secretary shall prescribe such regulations as may be necessary or appropriate to carry out the purposes of this subsection.
If the church or convention or association of churches which maintains any church plan makes an election under this subsection (in such form and manner as the Secretary may by regulations prescribe), then the provisions of this title relating to participation, vesting, funding, etc. (as in effect from time to time) shall apply to such church plan as if such provisions did not contain an exclusion for church plans.
An election under this subsection with respect to any church plan shall be binding with respect to such plan, and, once made, shall be irrevocable.