Semiconductors & Foundry Operations

How to Record Die Level Burn-in Service Fees

Recording expenses for die-level burn-in services performed by third-party OSAT (Outsourced Semiconductor Assembly and Test) providers.

Account NameTypeDebit ($)Credit ($)
Cost of Goods Sold - Testing ServicesDebit12,500.00-
Accounts PayableCredit-12,500.00

💡 Accountant's Note

Die-level burn-in is an accelerated stress test to identify early failures. Since it is a direct production cost, it is recognized as COGS or work-in-progress depending on the production stage.

Practitioner & Systems Framework

💻 ERP Architecture

Match the OSAT invoice against the purchase order and the certificate of conformance (CoC).

⚠️ Audit Flags

Sudden increases in testing costs relative to wafer starts.

📄 Required Documentation

OSAT service invoice and burn-in test report summary.

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