§ 413.
Collectively bargained plans, etc.
(a)
Application of subsection (b)
Subsection (b) applies to—
(1)
a plan maintained pursuant to an agreement which the Secretary of Labor finds to be a collective-bargaining agreement between employee representatives and one or more employers, and
(2)
each trust which is a part of such plan.
(b)
General rule
If this subsection applies to a plan, notwithstanding any other provision of this title—
(6)
Liability for funding tax
For a plan year the liability under section 4971 of each employer who is a party to the collective bargaining agreement shall be determined in a reasonable manner not inconsistent with regulations prescribed by the Secretary—
(A)
first on the basis of their respective delinquencies in meeting required employer contributions under the plan, and
(B)
then on the basis of their respective liabilities for contributions under the plan.
For purposes of this subsection and section 4971(e), an employer’s withdrawal liability under part 1 of subtitle E of title IV of the Employee Retirement Income Security Act of 1974 shall not be treated as a liability for contributions under the plan.
(7)
Deduction limitations
(8)
Employees of labor unions
(9)
Plans covering a professional employee
(c)
Plans maintained by more than one employer
In the case of a plan maintained by more than one employer—
(5)
Liability for funding tax
For a plan year the liability under section 4971 of each employer who maintains the plan shall be determined in a reasonable manner not inconsistent with regulations prescribed by the Secretary—
(A)
first on the basis of their respective delinquencies in meeting required employer contributions under the plan, and
(B)
then on the basis of their respective liabilities for contributions under the plan.
(6)
Deduction limitations
(7)
Allocations
(B)
Assets and liabilities of plan
(Added [Pub. L. 93–406, title II, § 1014], Sept. 2, 1974, [88 Stat. 924]; amended [Pub. L. 94–455, title XIX, § 1906(b)(13)(A)], Oct. 4, 1976, [90 Stat. 1834]; [Pub. L. 96–364, title II, § 208(d)], Sept. 26, 1980, [94 Stat. 1290]; [Pub. L. 100–647, title I, § 1011(h)(10)], title VI, § 6058(a)–(c), Nov. 10, 1988, [102 Stat. 3466], 3698, 3699; [Pub. L. 101–508, title XI, § 11704(a)(4)], Nov. 5, 1990, [104 Stat. 1388–518]; [Pub. L. 113–97, title II, § 202(b)], Apr. 7, 2014, [128 Stat. 1134]; [Pub. L. 115–141, div. U, title IV, § 401(a)(86)], Mar. 23, 2018, [132 Stat. 1188]; [Pub. L. 116–94, div. O, title I, § 101(a)(1)], (2), Dec. 20, 2019, [133 Stat. 3138], 3141.)