SIGNATURE | Signature required

Industry

Systems & Devices

Canonical

/systems/pos-terminals/error-codes/signature-required/

Last Updated

Feb 27, 2026

Summary

The transaction is approved or conditionally approved but requires signature verification per the processing rules.

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Hub

Guides

POS Terminal Error Codes: Payment Processing, Connectivity, and Device Health

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What This Code Means

Signature prompts occur when the processing rules for the card/product/transaction type indicate signature capture is required. The transaction may already be approved, but completion requires the merchant to follow the verification step.

Where Users Usually See This Code

Card-present approvals on certain card products
Offline or fallback scenarios (processor-dependent)

Why This Code Appears

Card network rules require signature
Terminal is configured to prompt for signature on certain amounts

What Typically Happens Next

Merchant captures signature and completes the sale

What This Code Is Not

It is not a decline reason
It is not a terminal malfunction

Troubleshooting Checklist

□ Follow on-screen prompts and capture the signature if required
□ Keep receipt records per your processor/acquirer policy

Notes And Edge Cases

Signature requirements vary by network and region; rely on your processor’s configured rules.

Related Codes

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