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B2B API Specification

Version version: 3.1.0

production
sandbox

B2B Payment API

ACH Transaction Records

The Transaction Record API provides real-time access to check or ACH (Automated Clearing House) transaction records as they are stored in our systems. These endpoints offer precise control over the time frame and set size, allowing retrieval of up to 30 records per request.

ACH Transactions

get /v3/checks/transactions

This method provides a list of check or ACH (Automated Clearing House) transaction records based on specified search filter, with a maximum number of 30 records per request.

Parameters
limit
integer
Default:
10

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offset
integer
Default:
0

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start_date
string
Example:
2023-04-19T00:00:00

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end_date
string
Example:
2023-05-19T23:59:59

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search_term
string
Example:
David William Smith

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merchant_id required
integer
Example:
246810

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user
string
Example:
jhondoe

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status
string
Example:
ACCEPTED

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transaction_type
string
Example:
1

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customer_id
integer
Example:
1

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entry_method
string
Example:
VT

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date_type
string
Default:
PROCESSED

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transaction_id
string
Example:
9ecaffcf-48b4-480a-91b4-a0c4d8786806

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idempotency_key
string
Maximum:
50
Example:
9ecaffcf-48b4-480a-91b4-a0c4d8786806

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X-Integrator-Id
string
Maximum:
12

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Example Response
200 Successful Response
422 Validation Error

ACH Transaction By ID

get /v3/checks/transactions/{ach_transaction_id}

This method provides a single transaction record based on the Transaction ID

Parameters
ach_transaction_id required
string
Example:
9ecaffcf-48b4-480a-91b4-a0c4d8786806

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X-Integrator-Id
string
Maximum:
12

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Example Response
200 Successful Response
422 Validation Error

ACH Transaction By Idempotency Key

get /v3/checks/transactions/idempotency-keys/{idempotency_key}

This method provides a single transaction record based on the Idempotency Key

Parameters
idempotency_key required
string
Maximum:
50
Example:
9ecaffcf-48b4-480a-91b4-a0c4d8786806

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X-Integrator-Id
string
Maximum:
12

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Example Response
200 Successful Response
422 Validation Error
©2025 North is a registered DBA of NorthAB, LLC. All rights reserved. North is a registered ISO of BMO Harris Bank N.A., Chicago, IL, Citizens Bank N.A., Providence, RI, The Bancorp Bank, Philadelphia, PA, FFB Bank, Fresno, CA, Wells Fargo Bank, N.A., Concord, CA, and PNC Bank, N.A.