EXHIBIT L TO NGC STOCK PURCHASE AGREEMENT FORM OF SELLER GUARANTYNGC Stock Purchase Agreement • August 7th, 2006 • Connecticut Light & Power Co • Electric services • Connecticut
Contract Type FiledAugust 7th, 2006 Company Industry JurisdictionThis unconditional guaranty of payment and performance ("Guaranty") dated July 24, 2006, of NORTHEAST UTILITIES, a Massachusetts business trust ("Guarantor"), is for the benefit of and delivered to NE ENERGY, INC., a Delaware corporation ("Counterparty").