Online Verification of Maryland Tax Account Numbers

Direct Pay Permits:

• Constellation Energy Group, Inc.
  Affiliates:
  
  BGE, Inc.
  Constellation Power Source Generation, Inc.
  Calvert Cliffs Nuclear Power Plant, Inc.
• Potomac Edison Company
• Potomac Electric Power Company
• Washington Gas Light Company

Numbered accounts

1)    Northrop Grumman
2)    Transcontinental Gas Pipe Line Corporation
3)    SAIC - Frederick
8)    Mack Trucks, Inc.
14)   ISG Sparrows Point LLC
17)   Delmarva Power & Light Company
18)   Norfolk Southern Railway
19)   CSX Transportation Inc.
20)   General Motors Corp.

Affiliates:

Truck Group Baltimore
Allison Transmission Division

21)   Millennium Inorganic Chemicals, Inc.

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