NYC Real Estate Transfer Tax 2026: RPTT, Mansion Tax & TP-584-NYC Explained

Chart showing NYC RPTT rates (1% / 1.425% residential, 1.425% / 2.625% commercial) and NY State transfer tax plus mansion tax tiers for 2026

Plain-English breakdown of NYC RPTT rates, the NY State real estate transfer tax, the mansion tax, NYC-only supplemental rates, exemptions, 30-day filing deadlines, Form NYC-RPT, and Form TP-584-NYC (rev. 6/25). Includes a worked $1.8M Brooklyn condo example and verified phone numbers for NYC DOF and NYS Tax.