53 Pa. Stat. § 24582
In order to carry out the provisions of this section, it shall be the duty of the said officer or officers to serve notice in writing upon the owner, occupant or agent of any lot, building or premises in or upon which any such nuisance, offensive matter or substance may be found, or who may be the cause of any such offense, requiring him or them to abate the same in such manner as the rules and regulations shall prescribe within reasonable time. Notice may be given or served by any officer who may be directed or deputed by said bureau to give or make the same, and if such owner or occupant or agent shall neglect or refuse to comply with the requirements of such notice within the time specified, he or they shall be subject to a fine of not less than five nor more than fifty dollars for every such violation, and it shall be the duty of the said bureau to proceed at once upon the expiration of the time specified in such notice to cause such nuisance to be abated.
53 P.S. § 24582