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Understanding Web Debit: Audit Requirements

Web Debit transactions are a key component of the ACH (Automated Clearing House) network, providing consumers with the ability to authorize payments online or through wireless networks. However, this convenience also introduces risk—making data security a top priority. This article outlines the essentials of Web Debit, including who is in scope, requirements, timelines, attestation processes, and best practices for merchants.


? What is Web Debit?

Web Debit refers to debit entries that are authorized by a consumer via the Internet or a wireless network. These transactions fall under the Nacha Standard Entry Class Code (SEC Code: WEB) and are specifically for consumer accounts, not commercial ones.

Key Characteristics:

  • Initiated online or through a wireless network.

  • Authorized by a consumer (Receiver).

  • Require stringent security measures to protect sensitive financial data.


? Who is in Scope and Who is Exempt?

In-Scope Merchants/Partners:

  • Those originating WEB debits (card-not-present) with access to consumer data.

  • Those processing ACH Transaction Types 20 to 26, including Type 26 (Verify Only).

  • Merchants with ACH allowed = True.

  • Merchants using a Forte ACH acquiring ODFI such as CMG, COM, F3R, F3RD, MBF, TDB, BMO, WFC, FPB.

Exempt Merchants:

  • Merchants with only credit card processing (ACH allowed = False).

  • Gateway-only ACH merchants (pass-through only).

  • Merchants using only Transaction Type 10 (Credit Card Sale).

  • Canadian merchants (noted in ISO).

  • Service/convenience fee-only accounts.


? Key Requirements and Timelines

Under Nacha rules, all Originators of WEB debits must complete a security audit annually to ensure consumer financial data is properly safeguarded.

? Timelines:

  • Annual audit required—status resets each calendar year.

  • Three-month grace period for remediation after a non-compliant audit.

  • Net new merchants are given one year to achieve compliance.


? The Annual Attestation Process

The audit confirms the implementation of appropriate security practices:

? Security Categories:

  1. Physical Security: Safe storage of paper documents containing account details.

  2. Personnel & Access Controls: Restricted access to sensitive data.

  3. Network Security: Secure storage, encryption, and distribution of protected information.

? Communication Groups:

  1. Non-Compliant: No response to previous audit.

  2. Recertifying: Previously compliant merchants.

  3. Net New: Newly identified merchants with opt-out options.

  4. Remediation: Submitted audit, but not fully compliant.

? Non-Compliance Fee:

Merchants failing to submit the audit are charged $69.99.


? General Best Practices for Merchants

To stay compliant and secure, merchants should follow these recommendations:

?‍? Internal Preparation:

  • Assign a clear point of contact responsible for audit submission.

  • Engage third-party vendors if internal resources are insufficient.

  • Maintain thorough records of customer authorizations and data access policies.

? Security Measures:

  • Encrypt all electronically stored consumer banking data.

  • Restrict data access to personnel with a business need.

  • Securely dispose of or store physical records.

? Account Validation:

Account Validation is required for all WEB debits:

  • Used on first transaction or if account details change.

  • Acceptable methods include prenotification, micro-deposit verification, or third-party validation services.


? Why Is Compliance So Important?

Benefits of Web Debit Compliance:

  • Reduces fraud across the ACH network.

  • Protects consumer information.

  • Avoids Nacha fines and penalties.

  • Preserves banking relationships.

  • Maintains trust and business continuity.


?‍? Roles & Responsibilities

StakeholderResponsibilities
Compliance TeamInterprets Nacha rules, communicates updates, manages the audit process.
Operations TeamIdentifies in-scope merchants, sends notifications, tracks audit status.
Merchants & PartnersSubmit audits, comply with requirements, may be assessed fees for non-compliance.

? Glossary of Key Terms

  • Originator: Entity initiating the debit.

  • Receiver: Consumer authorizing the debit.

  • ODFI: Originating Depository Financial Institution.

  • RDFI: Receiving Depository Financial Institution.

  • Protected Information: Any sensitive, non-public consumer data used in a WEB transaction.



 

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