made by this section shall apply to years beginning after December 31, 2017. (2) Exception Subsection (b) shall apply as of the date of the enactment of this Act. 17. Modification of ERISA rules relating to multiple employer defined contribution plans (a) In general (1) Requirement of common interest Section 3(2) of the Employee Retirement Income Security Act of 1974 ( 29 U.S.C. 1002(2) ) is amended by adding at the end the following: (C) (i) A qualified multiple employer plan shall not fail to be treated as an employee pension benefit plan or pension plan solely because the employers maintaining the plan share no common interest. (ii) For purposes of this subparagraph, the term qualified multiple employer plan means a plan described in section 413(c) of the Internal Revenue Code of 1986 which— (I) is an individual account plan with respect to which the requirements of clauses (iii), (iv), and (v) are met, and (II) includes in its annual report required to be filed under section 104(a) the name and identifying information of each employer maintaining the plan. (iii) The requirements of this clause are met if, under the plan, each employer maintaining the plan retains fiduciary responsibility for— (I) the selection and monitoring of the named fiduciary, and (II) the investment and management of the portion of the plan’s assets attributable to the employees of the employer to the extent not otherwise delegated to another fiduciary. (iv) The requirements of this clause are met if, under the plan, an employer maintaining the plan is not subject to unreasonable restrictions, fees, or penalties by reason of ceasing to maintain, or otherwise transferring assets from, the plan. (v) The requirements of this clause are met if each employer maintaining the plan is an eligible employer as defined in section 408(p)(2)(C)(i) of the Internal Revenue Code of 1986, applied— (I) by substituting 500 for 100 in subclause (I) thereof, (II) by substituting 5 for 2 each place it appears in subclause (II) thereof, and (III) without