Except as authorized in Sec. 25.81, when the brewery is to be extended or curtailed, the brewer shall file an amended Form 5130.10. The additional facilities covered by the extension may not be used for the proposed purposes, and the portion to be curtailed may not be used for other than the previously approved purposes, prior to approval of Form 5130.10 (Sec. 201, Pub. L. 85-859, 72 Stat. 1388, as amended (26 U.S.C. 5401))
Alternation of Operations