Improved Register for Sales Tax application
Business Express has a new user interface that makes registering for sales tax and getting your Certificate of Authority easier than ever!
Department of Taxation and Finance
Popular Services
Featured Resources
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Choose an online service
We offer a number of online services to fit your busy lifestyle. Respond to a department notice, file a return, or make a payment—anywhere, anytime.
Log in or create an account -
Register for STAR
If you've recently bought your home or you've never applied for the STAR benefit on your current home, register! You may save hundreds of dollars each year.
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Use Sales Tax Web File
Log in to your Business Online Services account to Web File your sales tax returns. With Web File, you can schedule payments in advance, save your bank account information for future use, and update your business information.
Web file your return
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Benefit from good recordkeeping
Good recordkeeping helps you determine which credits and deductions you qualify for, and serves as documentation if we need to verify information on your return.
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View our due date calendars
Looking for your due date? View our calendar of filing due dates for corporation tax, personal income tax, and sales tax.
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Find forms and instructions
If you're viewing this page on your computer, then you're probably required to e-file. However, you can search our forms listings by number or tax type if you want to view instructions or access a form.
Search for a form
What's New
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Employer Compensation Expense Program (ECEP)
ECEP establishes the optional employer compensation expense tax. If you're an employer who has employees earning over $40,000 annually in the state, you can elect to pay.
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Unincorporated business tax (UBT) discussion draft
We invite you to comment on a discussion draft of legislation that imposes a statewide unincorporated business tax (UBT).
Featured in July
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Enhancements to IPA application
If you can't pay your tax bills in full, you may qualify for an installment payment agreement (IPA).
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Summary of changes from 2018–2019 budget
Read the summary of sales, corporation, and income tax changes from the 2018–2019 budget bill.
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NYS-45 due date in July
Use Withholding Tax Web File to file your quarterly return. Benefits include direct payment from your bank account, instant filing confirmation, and automatic calculation of amounts due!
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Guidance for responding to DTF-973.52-O letter
Did you receive a DTF-973.52-O letter from us? If yes, review our checklists to ensure you include everything we need in your response.