E Providing for replacement heating systems and related energy conservation measures in cities discontinuing district heating systems, contrary local provisions supersession clause; granting the cities certain supplementary powers, authorizing the establishment by resolution of programs to provide replacement heating and related equipment to owners of property with discontinued district heating service; specifying certain minimum program elements; authorizing the cities to by resolution delegate the responsibility for conduct of the programs to a public utilities commission or board; authorizing the programs to provide for installation of the improvements, specifying certain city and building owners contracting authority; requiring a method for inspection and certification; subjecting contracts to competitive bidding requirements; providing for the financing of the improvements, authorizing payments in cash or by promissory note and special assessments, securing certain payments by lien; authorizing and providing for the issuance of bonds or other obligations; city of Virginia to be considered in compliance with certain requirements for discontinuation of steam heat (ra, ja)