
M&A due diligence consulting and tax structuring for buyers and sellers
Thinking of buying or selling a business? M&A due diligence consulting from a CPA who models the tax structure before you sign, not after the deal closes.
Fill out the form and one of our experienced CPAs will get back to you shortly.

The deadline for filing an amended New York State Pass-Through Entity Tax (NYS PTET) return is generally tied to the statute of limitations for tax filings. Entities must typically submit an amended return within three years from the later of the original filing date or the date the tax was paid. Understanding this timeline is essential to ensure compliance and avoid potential penalties or loss of tax benefits.
12+
Years Serving NYC
50
States Covered
5★
Rated on Yelp
150,000+
Returns Filed
Open
Evenings & Weekends
Section 01
Section 02
Amending a PTET return promptly allows entities to correct errors, report changes, and ensure proper allocation of tax credits to owners. It also helps prevent mismatches between the entity’s return and the individual returns of partners or shareholders, reducing the likelihood of audits or disputes with the state tax authority.
Section 03
The process of amending a PTET return can be complex, especially when dealing with significant changes in income or ownership. Consulting a tax professional can help ensure that amendments are filed accurately and within the required timeframe.
Staying aware of the three-year deadline for amended returns is a crucial step in maintaining compliance and protecting the tax benefits provided by the NYS PTET program.
No cost to start
Fifteen minutes with a CPA who handles this every week. We will walk you through your options — no sales pitch, no obligation.
“George has prepared and maintained the corporate accounting and provided consultant services for my company for a number of years. He has always done an outstanding, professional and courteous job. I feel that his rates are very fair and he provides a great value for the cost.”
“Excellent service and very professional. George and his team have been handling my business taxes for years and I couldn't be happier with the results. They are always available to answer questions and provide expert advice.”
“I've been working with Dimov CPA for both personal and business taxes. Their attention to detail and knowledge of tax law has saved me thousands. Highly recommend to anyone looking for a reliable CPA in NYC.”
Keep reading

Thinking of buying or selling a business? M&A due diligence consulting from a CPA who models the tax structure before you sign, not after the deal closes.

A New York CPA tracks New York tax law changes as they happen. MCTMT rates, 2026 brackets, SALT and PTET, and the remote worker rule that still applies.

A New York CPA on how to offset W2 income with real estate. Short term rentals, material participation, cost segregation, and the traps that undo it all.
Ready when you are
A CPA will review your situation and give you a straight answer. No commitment, no jargon.