28 Pa. Code § 17.81
The act of May 23, 1945 (P. L. 926, No. 369) (35 P. S. §§ 655.1-655.13) requires that all public eating and drinking places in this Commonwealth be licensed. That act and section 1910-A(11) of The Administrative Code of 1929 (71 P. S. § 510-1(11)) defines "licensor" as: the county department of health or joint-county department of health, whenever such public eating or drinking place is located in a political subdivision which is under the jurisdiction of a county department of health or joint-county department of health, or the health authorities of cities, boroughs, incorporated towns and first-class townships, whenever such public eating or drinking place is located in a city, borough, incorporated town or first-class township not under the jurisdiction of a county department of health or joint-county department of health; or the Department of Environmental Resources whenever such public eating or drinking place is located in any other area of the Commonwealth.
28 Pa. Code § 17.81