Published (November 2001):

IPC-2578

Sectional Requirements for Supply Chain Communication of Bill of Material and Product Design Configuration Data - Product Data eXchange (PDX)

This sectional standard provides an XML encoding scheme to allow electronics manufacturing supply chain partners to exchange sufficient product data to enable distributed manufacturing. The information represented by this standard includes bills of material (BOM), approved manufacturer lists (AML), approved supplier lists (ASL), change history and engineering change orders, and a high-level description of the components listed on a bill of material.

Download IPC-2578 (PDF file)