A bill of materials lists every component, subassembly, and material in a manufactured product with quantities and part numbers. It may reference supplier identity and specifications.

Revisions track design changes over time.

Alternative Names:

Bill of Materials

Why it Matters?

In product liability the bill of materials identifies which supplier provided the allegedly defective component, which determines who belongs in the case and whether contribution or indemnity claims are available. Revision history is separately significant because it documents design changes, and a change made after the plaintiff's unit was manufactured raises subsequent remedial measure issues alongside notice questions.

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Frequently asked questions

Why does a bill of materials matter in product cases?

Why does a bill of materials matter in product cases?

It identifies the supplier of an allegedly defective component, which determines proper parties and any contribution or indemnity claims.

What does revision history reveal?

What does revision history reveal?

Design changes over time, including modifications made after the plaintiff's unit was manufactured, which raises notice and remedial measure issues.