The provisions of this chapter shall be deemed to be the minimum requirements to meet the purposes and objectives stated herein, adopted for the promotion of the public health, safety, morals, and general welfare of the City of Scranton. When the provisions of this chapter impose greater restrictions than those of any federal or state statute, rule, regulation, or ordinance, the provisions of this chapter shall prevail. Where the provisions of any federal or state statute, rule, regulation, or ordinance impose greater restrictions than those of this chapter, the provision of such federal or state statute, rule, regulation, or ordinance shall prevail.