« Back to News & Blog How much is the Mass Save Residential Energy Assessment? Posted on January 15, 2021 by QztTgcY7eef95su Share: The Mass Save Residential Energy Assessment is free to all Residential customers served by the participating electric and gas utilities. Post navigation « Can a borrower that is a non-eligible municipal electric customer but is a gas customer of a participating utility obtain a loan through the HEAT Loan program?Can a HEAT Loan be granted to a tenant? »