1// IRC §1031 — like-kind exchange timeline (strict deadlines)
2
3Relinquished property closes
4 └─ Day 0 — exchange clock starts (QI holds proceeds)
5
6 └─ Day 45 — HARD DEADLINE: identify replacement property
7 └─ max 3 properties (200% rule or 95% rule)
8
9 └─ Day 180 — HARD DEADLINE: close on replacement
10 └─ OR tax return due date if earlier
11
12flag: QI must be designated BEFORE closing — no exceptions
13flag: "Boot" received = taxable in year of exchange
14see also: §1031 + QOZ overlap rules (added Feb 20, 2026)