In this blog, we break down the 10 most important things new business owners need to know about business taxes in NYC to help you avoid common pitfalls and make smart financial decisions.
1. You Must Register Your Business for NYC and NYS Taxes
Before you can begin operations, you must register your business with:
- The New York Department of State (if forming an LLC or corporation)
- The New York State Department of Taxation and Finance
- The NYC Department of Finance (for local taxes like the NYC General Corporation Tax)
Failure to register properly can lead to fines or delays in opening your business. A CPA in New York can guide you through the entire registration process.
2. Understand the NYC Business Tax Types
NYC imposes several business-related taxes, depending on your entity type:
- Unincorporated Business Tax (UBT) for sole proprietors and partnerships
- General Corporation Tax (GCT) for corporations
- Banking Corporation Tax (BCT) for financial institutions
Each tax type has different rules and filing requirements. Partnering with experienced CPA services in New York ensures you meet all local obligations.
3. Sales Tax Collection is Mandatory for Many Businesses
If you sell tangible goods or certain services in NYC, you must collect New York State and City sales tax. As of 2025, the combined sales tax rate in NYC is 8.875%.
You must:
- Apply for a Certificate of Authority to collect sales tax
- File regular sales tax returns (monthly, quarterly, or annually)
- Keep detailed records of all taxable and non-taxable sales
Consulting a CPA in New York can help you determine if your business needs to collect sales tax.
4. Know Your Estimated Tax Payment Requirements
Both New York State and NYC require businesses to make quarterly estimated tax payments if they expect to owe over $1,000 in taxes for the year.
Failure to make these payments can result in penalties and interest. A professional offering CPA services in New York can help you calculate and submit payments on time.
5. NYC Offers Tax Incentives for Small Businesses
NYC provides various tax credits and incentives, including:
- NYC Business Tax Credit for new businesses with low income
- Relocation and Employment Assistance Program (REAP)
- Energy Cost Savings Program (ECSP)
A qualified CPA New York business taxes expert can help you identify and apply for these incentives to reduce your tax burden.
6. Payroll Taxes Are a Major Obligation
If you hire employees, you must comply with both federal and state payroll tax laws, including:
- Withholding income tax, Social Security, and Medicare
- Paying unemployment insurance and disability insurance
Mistakes in payroll tax filings are among the most common issues new business owners face. Let a seasoned CPA in New York handle this for you to avoid penalties.
7. Your Business Entity Type Impacts Your Tax Liability
The legal structure of your business—LLC, S Corporation, C Corporation, or Sole Proprietorship—affects how you’re taxed:
- LLCs and Sole Props: taxed on personal income returns
- S Corps: pass-through taxation with shareholder filings
- C Corps: subject to corporate income tax and double taxation
Choosing the right entity from the start with the help of CPA services in New York can save you significant money and hassle.
8. NYC Has Specific Filing Deadlines
Mark your calendar! NYC business tax deadlines are strict. Common deadlines include:
- March 15th: S-Corp and partnership returns
- April 15th: Sole proprietors and C-Corps
- Quarterly: Estimated tax payments
Missing deadlines can lead to late fees and interest charges. Stay on track with help from a CPA in New York who understands local requirements.
9. Keep Accurate Records for Audit Protection
NYC tax authorities have the right to audit your business at any time. To protect yourself:
- Keep receipts, invoices, and bank statements for at least 6 years
- Track income and expenses using accounting software
- Work with a licensed CPA to maintain accurate books
Professional CPA services in New York will ensure your documentation is audit-ready year-round.
10. Work with a Trusted CPA in New York
Starting a business is challenging enough—don’t let taxes become an added burden. Hiring a knowledgeable CPA in New York, like George Dimov CPA, ensures you stay compliant, plan strategically, and keep more of what you earn.
From entity selection to year-end filings, George Dimov CPA offers comprehensive CPA services in New York tailored to local business needs.
Final Thoughts
Understanding business taxes in New York is crucial for success. While the process may seem overwhelming, working with a reputable CPA in New York can simplify everything.
Ready to get expert help with your NYC business taxes? Schedule a Free Consultation with George Dimov CPA today and get the peace of mind your business deserves.
