; (2) the plan had no unfunded vested benefits for at least 3 of the plan years during that period, ending with a plan year for which the plan is fully funded; and (3) the plan is projected to be fully funded and to have no unfunded vested benefits for the following four plan years. . (f) No withdrawal liability for employers contributing to certain fully funded legacy plans Section 4211 of such Act ( 29 U.S.C. 1382 ) is amended by adding at the end the following: (g) No amount of unfunded vested benefits shall be allocated to an employer that has an obligation to contribute to a legacy plan described in subsection (e) of section 4201 for each plan year for which such subsection applies. . (g) No obligation To contribute Section 4212 of such Act ( 29 U.S.C. 1392 ) is amended by adding at the end the following: (d) No obligation To contribute An employer shall not be treated as having an obligation to contribute to a multiemployer defined benefit plan within the meaning of subsection (a) solely because— (1) in the case of a multiemployer plan that includes a composite plan component, the employer has an obligation to contribute to the composite plan component of the plan; (2) the employer has an obligation to contribute to a composite plan that is maintained pursuant to one or more collective bargaining agreements under which the multiemployer defined benefit plan is or previously was maintained