12 CFR § 1026 Subpart B – Open-End Credit

Updated 2026-05-17

Subpart B of Regulation Z (12 CFR 1026) specifically addresses requirements for Consumer Credit and Loan Structures plans, such as credit cards and home equity lines of credit (HELOCs). This subpart details the disclosures and rules applicable from the account opening through ongoing account management and termination.

Key areas covered in Subpart B include:

• General Disclosure Requirements: Rules for providing clear and conspicuous disclosures.
• Account-Opening Disclosures: Information that must be provided when an open-end credit account is opened.
• Periodic Statements: Requirements for regular statements sent to consumers.
• Transaction Identification: How transactions must be identified on statements.
• Subsequent Disclosures: Rules for changes in terms or other events requiring new disclosures.
• Payments and Credit Balances: Regulations concerning payment application and handling of credit balances.
• Account Termination: Rules for closing accounts.
• Special Credit Card Provisions: Specific rules applicable to credit card accounts.
• Billing Error Resolution: Procedures for resolving billing disputes.
• Annual Percentage Rate (APR) Determination: Methods for calculating and disclosing the APR for open-end credit.
• Right of Rescission: Applicable in certain open-end credit transactions secured by a consumer's principal dwelling.
• Advertising: Rules for advertising open-end credit.

This subpart ensures that consumers receive comprehensive information and protections throughout the lifecycle of their open-end credit accounts.