Exhibit 23
Consent of Independent Registered Public Accounting Firm
As independent registered public accountants, we consent to the incorporation by reference of our report dated June 25, 2009 relating to the financial statements and supplemental schedule of the NSTAR Savings Plan as of December 31, 2008 and 2007 and for the year ended December 31, 2008 included in this Form 11-K into the Company's previously filed Registration Statement Form S-8 (File No. 333-87272).
/s/ Caturano and Company, P.C.
Boston, Massachusetts
June 25, 2009