# Nacha International ACH Remittance (IAR) API

**Canonical:** https://apis.io/apis/nacha/nacha-international-ach-remittance-iar-api/  
**Provider:** Nacha — https://apis.io/providers/nacha/  
**Base URL:** https://api.asig.org/v1  
**Documentation:** https://app.swaggerhub.com/apis/ASIG/Initiate_Payment/1.0.7

Nacha International ACH Remittance (IAR) API is one of 19 APIs that [Nacha](https://apis.io/providers/nacha/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include International ACH Remittance (IAR). The published artifact set on APIs.io includes an OpenAPI specification, an API reference, and API documentation.

The International ACH Remittance (IAR) API from Nacha — 2 operation(s) for international ach remittance (iar).

## Operations (2)

| Method | Path | Summary |
|---|---|---|
| POST | `/iarplus` | Send all information known about the transaction’s parties prior to the sending of the IAT |
| POST | `/iar` | Send all information known about the transaction’s parties prior to the sending of the IAT |

## Machine-readable artifacts (26)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/nacha/refs/heads/main/openapi/nacha-international-ach-remittance-iar-api-openapi.yml
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Initiate_Payment/1.0.7
- **Documentation** — https://www.nacha.org/content/apis-development
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/IAR/1.0.1
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/IAR_Plus/1.0.1
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/transaction_status/1.0.14
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Initiate_Wire_Payment_API/1.0.3
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Get_Wire_Status_API/1.0.0
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Initiate_Instant_Payment_API/1.0.6
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Instant_Payment_Transfer/1.0.1
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Initiate_Payment_API/1.0.2
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/RET_API/1.0.3
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Authorize_To_Pay/1.0.6
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Pay_Me_API/1.0.11
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/account_validation/1.0.2
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Account_Validation_Plus_Ownership_API/1.1.0
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Account_Validation_Plus_Name_and_RET/1.0.4
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/RealTimeBillingAccountValidation/1.0.7
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Get_Corporate_Account_Balances_API/1.0.3
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Get_Corporate_Transaction_History_API/1.0.5
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Get_Transaction_Detail_API/1.0.4
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Payee_Profile_API/2.1.3
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Written_Statement_of_Unauthorized_Debit/1.0.8
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Proof_of_Authorization/1.0.6
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/bank_contacts/1.0.5
- **APIReference** — https://app.swaggerhub.com/apis/ASIG/Bank_Contact_V2/1.0.9

## Other Nacha APIs (12)

- [Nacha Account Validation API](https://apis.io/apis/nacha/nacha-account-validation-api/)
- [Nacha Accounts API](https://apis.io/apis/nacha/nacha-accounts-api/)
- [Nacha ACH Payments API](https://apis.io/apis/nacha/nacha-ach-payments-api/)
- [Nacha ACH Transaction Status API](https://apis.io/apis/nacha/nacha-ach-transaction-status-api/)
- [Nacha Authorize to Pay API](https://apis.io/apis/nacha/nacha-authorize-to-pay-api/)
- [Nacha Banks API](https://apis.io/apis/nacha/nacha-banks-api/)
- [Nacha Expand Bank Contact V2 API](https://apis.io/apis/nacha/nacha-expand-bank-contact-v2-api/)
- [Nacha Get Corporate Account Balances API](https://apis.io/apis/nacha/nacha-get-corporate-account-balances-api/)
- [Nacha Get Corporate Transaction History API](https://apis.io/apis/nacha/nacha-get-corporate-transaction-history-api/)
- [Nacha Get Participants Profile API](https://apis.io/apis/nacha/nacha-get-participants-profile-api/)
- [Nacha Initiate Payment API](https://apis.io/apis/nacha/nacha-initiate-payment-api/)
- [Nacha Instant Payment API](https://apis.io/apis/nacha/nacha-instant-payment-api/)

## Tags

International ACH Remittance (IAR)

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/nacha/nacha-international-ach-remittance-iar-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/nacha/.