(a) When Federal Pay Act increases occur, the hourly rates for inspection fees will automatically be increased on the effective date of the pay act by an amount equal to the increase received by the average GS grade level of fishery product inspectors receiving such pay increases.

(b) The hourly rates of fees to be charged for inspection services will be subject to review and reevaluation for possible readjustment not less than every 3 years: Provided, That, the hourly rates of fees to be charged for inspection services will be immediately reevaluated as to need for readjustment with each Federal Pay Act increase.