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Expert guides, zoning updates, and everything you need to know about building an ADU in New York City.

NYC ADU Property Tax: What Changes When You Build

NYC offers a $200K tax exemption for 5 years on new ADU construction, plus Class 1 assessment caps protect you from spikes. here's exactly what to expect.

By NYCADU TeamMarch 19, 2026

taxes

property tax

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