53 Pa. Stat. § 24566
No person, persons or corporation shall render or try out any dead hogs, cattle, or other animals, or animal matter, or any decayed, putrid or unsound animal matter in the said cities, nor shall it be lawful to carry on any of the above described business within the limits of said cities, without adopting and using such proper and suitable machinery, or appliances, as shall prevent foul and disagreeable odors and as the bureau of health of the cities aforesaid shall approve; nor shall the same be then operated without a permit in writing from the said bureau of health, and in case of the violation hereof the person, persons or corporation so offending shall be subject to all the penalties prescribed in section eleven of this act, and to like penalties for every week said violation shall continue.
53 P.S. § 24566