SVB ACH Transfers API
The ACH Transfers API (v2.1) originates domestic ACH credits and debits, verified ACH transfers, and IAT (International ACH Transaction) domestic entries. It exposes /v2/transfer/domestic-achs, /v2/transfer/domestic-verified-achs, and /v2/transfer/iat-domestic-achs with create, retrieve, and patch operations, and integrates Plaid-powered instant account verification. Part of the SVB commercial banking family under First Citizens BancShares, it ships a v2 migration guide and detailed error catalog.