Employees engaged in the performance of a service contract (see Exempt Employees and Non-Exempt Employees).Workers on these contracts will require specific fringe benefits to be furnished the various classes of service employees, engaged in the performance of the contract or any subcontract thereunder, as determined by the Secretary or his authorized representative to be prevailing for such employees in the locality, or, where a collective-bargaining agreement covers any such service employees, to be provided for in such agreement, including prospective fringe benefit increases provided for in such agreement as a result of arm’s-length negotiations. Such fringe benefits shall include medical or hospital care, pensions on retirement or death, compensation for injuries or illness resulting from occupational activity, or insurance to provide any of the foregoing, unemployment benefits, life insurance, disability and sickness insurance, accident insurance, vacation and holiday pay, costs of apprenticeship or other similar programs and other bona fide fringe benefits not otherwise required by Federal, State, or local law to be provided by the contractor or subcontractor. The obligation under this subparagraph may be discharged by furnishing any equivalent combinations of fringe benefits or by making equivalent or differential payments in cash under rules and regulations established by the Secretary