Every tax and cost a Manhattan buyer or seller pays in 2026 — mansion tax cliffs, transfer taxes, MRT, 421-a phase-outs, capital gains, the prewar property tax differential. The full reference.

Capital gains tax is the largest tax most Manhattan sellers face on a sale. A plain-English breakdown of federal, state, and city rates, the $250K/$500K primary residence exclusion, FIRPTA, 1031 exchanges, and basis step-up.