For an individual residential co-op or condo transfer, NYC RPTT is 1% at $500,000 or less and 1.425% above; transfers over $25,000 are subject to the tax.
The New York State base transfer tax is $2 per $500 or fraction when consideration exceeds $500; the grantor generally pays it.
The separate state mansion tax is generally buyer-paid: 1% on residential conveyances of $1 million or more.
For qualifying NYC residential conveyances under rules effective July 1, 2019, the separate state supplemental tax starts at $2 million (rates 0.25%–2.9%); the separate additional base tax starts at $3 million and is $1.25 per $500 or fraction. These post-2019 taxes have different statutory payors.
Use the closing-cost calculator for a planning estimate, and the CEMA calculator if the transaction involves a refinance. Both tools provide estimates; have deal-specific figures and contract allocations reviewed before relying on them.