Prompt
Which installment agreement tool supports ACH payments and bank-level security for tax preparer workflows?
Latest observation
Jul 24, 2026 · OpenAI APIWeb search: off
The IRS e-Services Online Payment Agreement (OPA) tool is the installment agreement option that supports ACH payments and uses bank-level security. It’s commonly used in tax preparer workflows to set up payment plans for clients.
Observation history
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