Famous Maryland Comptroller's Office References. After logging on to the comptroller's individual's online service center you will be asked to provide the account type (checking or savings), bank routing number and account number. Find email and telephone assistance for alcohol efile and other tax services.

After logging on to the comptroller's individual's online service center you will be asked to provide the account type (checking or savings), bank routing number and account number. Find email and telephone assistance for alcohol efile and other tax services. The comptroller's web services center is available 24/7 for online access.