Exhibit 23b

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement No. 333-155732 on Form S-3 of our report dated February 24, 2010, relating to the consolidated financial statements and consolidated financial statement schedule of Public Service Electric and Gas Company and subsidiaries (which report expresses an unqualified opinion and includes an explanatory paragraph for the adoption of new accounting guidance related to fair value measurements effective January 1, 2008) appearing in this Annual Report on Form 10-K of Public Service Electric and Gas Company for the year ended December 31, 2009.

/s/ Deloitte & Touche LLP

Parsippany, New Jersey

February 24, 2010