EXHIBIT 23 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 and Form S-8 (File Nos. 333-36380, 333-59601, 33-57658, 333-56572, 333-24705, and 33-49801 and 33-59545, 333-45051, 333-46980, and 33- 56084, respectively) of Constellation Energy Group, Inc. of our report dated January 17, 2001 relating to the financial statements and financial statement schedule, which appears in this Form 10-K. /s/ PricewaterhouseCoopers LLP __________________________ PRICEWATERHOUSECOOPERS LLP Baltimore, Maryland March 30, 2001 97