§ 98.18 Approval and disapproval of Plans and Plan amendments.
(a) Plan approval. The Assistant Secretary will approve a Plan that satisfies the requirements of the Act and this part. Plans will be approved not later than the 90th day following the date on which the Plan submittal is received, unless a written agreement to extend that period has been secured.
(b) Plan amendments. (1) Approved Plans shall be amended whenever a substantial change in the program occurs. A Plan amendment shall be submitted within 60 days of the effective date of the change. Plan amendments will be approved or denied not later than the 90th day following the date on which the amendment is received, unless a written agreement to extend that period has been secured.