For additional information, please contact our deferred compensation plan representative at 410-274-9568 or visit the deferred compensation website . To reach a Taxpayer Services Agent for help with any tax issue, please call us at 410-260-7980, or 1-800-638-2937 outside of Central Maryland.Follow the prompts to enroll. Need more information about deferred compensation plans? After you have completed this form, you should also complete Forms 85 (Direct Deposit - Electronic Funds Transfer Sign-. Use black or blue Ink when completing this form. Social security number.