Online Services for businesses
MCTMT Web File and MCTMT Upload are temporarily unavailable for third quarter returns.
If you need to file your third quarter Form MTA-305, Employer's Quarterly Metropolitan Commuter Transportation Mobility Tax Return, please check back frequently for a status update. We are working to restore these applications as quickly as possible.
We apologize for the inconvenience. Thank you for your patience.
Improvements coming to Online Services in November 2025.
To improve your experience with Online Services, we're updating the account creation process, adding new features to Account Summary, and more. To learn more, see November 2025 changes to Online Services.
To stay up to date with these changes, subscribe to Online Services.
Effective November 2025, if you have not used your Online Services account within the past three years, the department will inactivate it.
To keep your account active, log in before November 2025. To read the policy, see Online Services Account: Inactivity Policy.
You can reactivate your account at any time to access your tax information and use the services available in your account.
Running a business is hard. A Business Online Services account can make it easier. It’s a free, convenient, and secure way to file returns, schedule payments, respond to department notices, and more!
A Business Online Services account: it’s an investment you can’t afford to pass up.
Key Business services
General services
Additional Information
- Adult-Use Cannabis Products Tax Web File
- Alcoholic beverages tax Web File
- Alcoholic beverage wholesaler information
- Beverage Container Web File
- Congestion Surcharge Web File
- CT-300 mandatory first installment
- CT-400 estimated tax
- Employer Compensation Expense Program (ECEP)
- Employer Compensation Expense Tax (ECET)
- File a partnership return extension
- File a power of attorney
- File exchange
- Franchisor information
- Highway Use Tax Web File
- International Fuel Tax Agreement Web File
- MCTMT Web File
- MCTMT upload
- Medical Cannabis Web File
- Motor vehicle insurers information
- NYS-1 Web File
- Opioid Excise Tax Web File
- Pass-through entity tax (PTET) Web File
- Petroleum Business Tax Web File
- PrompTax
- Sales tax refund request
- START-UP NY employer reporting
- Taxicab Web File
- Transportation network company assessment
- Vapor products registration
- Sales of cigarettes to Indian nations, tribes, or reservation cigarette sellers
- Wage reporting upload
- Waste Tire Web File
- Wireless Communications Surcharge Web File