Segment Terms

    L1 Segment: Definition

    A segment for reporting changes to account numbers.

    Definition

    The L1 Segment is used to report changes to account numbers or consumer identification numbers. When an account number changes, this segment provides both the old and new numbers to ensure credit bureaus can properly maintain the account history under the new number.

    Usage Notes

    • Used when account numbers change
    • Contains both old and new numbers
    • Helps maintain account history continuity

    Related Terms

    More Segment Terms

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