Home General Accounting Division Contact General Accounting Contact General Accounting The Comptroller of Maryland's motto, "Serving the People," is a priority throughout the agency. Staff members are devoted to providing exceptional customer service to taxpayers and other constituent groups by assisting and providing detailed information regarding taxes and other agency-related matters. General Contact Information Email: gad@marylandtaxes.gov Phone: 410-260-7813 Fax: 410-974-3979 Mailing Address: General Accounting Division Goldstein Treasury Building 80 Calvert Street Annapolis MD, 21404-0746 Vendor Contact Information Vendor Payments Email: Payment Inquiries Phone: 410-260-7813 State Information, tax debt withholding or state liability offset notices Phone: 410-767-1642 Federal Information, Form 1099 returns, Federal Offset of Payments Phone: 410-260-7350 Online One Stop Vendor Payment Inquiry System (OSVPI) Phone: 410-260-7813 General Phone: 410-260-7813 Fax: 410-974-3979 For vendors with questions concerning EFT Registration, contact the General Accounting Division, phone 410-260-7375.