What is the Costco $20 rule?

Written by Editorial Team | Last Updated: August 2026

The Costco $20 rule is an internal cash handling and point-of-sale policy designed to guide front-end employees and cashiers during member transactions. The rule typically mandates that a transaction or specific promotional adjustment must meet or exceed a twenty-dollar threshold before certain cash-back incentives, special multi-item discounts, or reward vouchers can be successfully applied, helping to maintain efficient register throughput and transaction accuracy.

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