Del. Code tit. 3, § 6302

For the encouragement of the breeding of better poultry in this State and for the improvement in the quality of chicks from the hatcheries of the State, the Department of Agriculture may have inspections made of poultry flocks and chick hatcheries in the State upon application of the owners thereof and may make rules for such inspections. When the state inspection shows freedom from disease and the meeting of standards for poultry flocks and chick hatcheries, which standards the Department of Agriculture may establish, the Department may issue certificates to the owners showing that the standards have been met. The Department may make rules and regulations for the management and care of flocks. When hatcheries in this State use for hatching purposes eggs from flocks of poultry which have been certified, such hatcheries, upon compliance with all rules and regulations of the Department of Agriculture, shall be issued certificates setting forth the classification of their hatcheries. The Department may make rules and regulations for the movement, sale, labeling and advertising of all chicks, eggs and poultry produced by flocks and hatcheries under state supervision as aforesaid.