Del. Code tit. 3 § 3103
Every creamery, shipping station, milk factory, cheese factory, ice cream factory, milk condensary or person receiving, buying and paying for milk or cream regardless of the method of settlement, shall be required to hold a permit for each and every place where milk or cream is received by weight or measure. This chapter shall not apply to individuals buying milk or cream for private use, or to producers buying milk in emergencies to make up their regular supply, or to persons buying from dealers already holding a permit, or to hotels, restaurants, boardinghouses, railroad dining cars, retail stores or drugstores. The permit shall be issued by the Department of Agriculture to such creamery, shipping station, milk factory, cheese factory, ice cream factory, milk condensary or person upon the filing of such information as may be required by the Department of Agriculture. The permit shall be valid for a term of 1 calendar year and may be revoked by the Department of Agriculture for any violation of the provisions of this chapter. This permit issued hereunder shall be posted in plain view in the station for which it is issued.
3 Del. C. § 3103