BAST — Berita Acara Serah Terima / Handover Record

A dated, signed record transferring risk or possession from one party to another, with photographic and inventory annexes.

Where it appears

land rights agreement §5A.6 — the six-document handover chain from site handover to redelivery.

Why it matters

Absent a BAST, risk is presumed to remain where it was. It is the single most load-bearing piece of paper in construction control.

Part of the pack's vocabulary.