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Office of Tax and Revenue

Business Log On

Effective October 19, 2018, the Office of Tax and Revenue is retiring its Electronic Taxpayer Service Center (eTSC) for all individual income and business tax filings and replacing it with Real Property tax functions, such as payments and database search, will continue to be available on ETSC. To learn more, visit

The Office of Tax and Revenue is dedicated to providing first-class customer service to business tax filers. This site provides customized tax summaries, filing history, on-line filing and payment functions, and general tax information to registered users. Click here to get started if your business is not yet registered to use this site.

For a better user experience, please utilize IE or Firefox to access this site.
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If your business is already eTSC registered and has authorized user(s) to access this site and would like to request a change to update ACH Debit information or add/remove an authorized agent please visit the Business Tax Center and click on eTSC Maintenance Forms.

For information on the security measures implemented for this site, please see the Security FAQs.