; and (B) that does not employ more than 100 plan participants at any separate business location on any day during the 3-year period ending on the date of the application referred to in subsection (b). (2) Multiemployer plan The term multiemployer plan has the meaning given such term in section 4001 of the Employee Retirement Income Security Act of 1974. (3) Collectively bargained plan The term collectively bargained plan means a plan maintained pursuant to one or more collective bargaining agreements between employee representatives and one or more employers. (4) Secretary of the Treasury The terms Secretary of the Treasury and Secretary both mean the Secretary of the Treasury (or his delegate), after consultation with the Secretary of Labor and the Pension Benefit Guaranty Corporation.