28 Pa. Code § 17.1
The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:
Act—The Local Health Administration Law (16 P. S. § § 12001—12028).
Board—The Advisory Health Board of the Commonwealth.
Department—The Department of Health of the Commonwealth.
DER—The Department of Environmental Resources of the Commonwealth.
Local health department—A county health department created pursuant to the act or the health department or board of health of any municipality entitled to receive Commonwealth grants under the act.
Secretary—The Secretary of the Department.