§ 562. Powers additional and supplemental. The powers conferred by
this article shall be in addition and supplemental to existing powers
relating to the effectuating of an urban renewal program, and this
article shall not be construed as repealing any of the provisions of any
other law, general or special. Nothing in this article shall be deemed
to relieve any agency or municipality from complying with the provisions
of article fifteen of this chapter as they relate to the designation of
an urban renewal area or the approval of an urban renewal plan.