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Ensuring data integrity with a Part 11-compliant LIMS
The most reliable way to ensure data integrity in a regulated laboratory is to combine a properly configured and validated Laboratory Information Management System (LIMS) with strong access controls, secure audit trails, electronic signatures, and documented procedures.
The key distinction: a LIMS vendor may advertise that its software is “21 CFR Part 11 compliant,” but that does not automatically make your laboratory compliant. FDA compliance depends on the software's capabilities, how your organization configures and validates it, and how personnel use it. The FDA's official guidance explains how Part 11 applies alongside the underlying recordkeeping regulations.
1. What a LIMS must do to protect data integrity
A suitable system should support the following controls.
Secure, time-stamped audit trails
Record who created, modified, or deleted a record, when the action occurred, what changed, and the reason when required. Preserve the original information and prevent ordinary users from altering audit history.
Electronic signatures
Link signatures to individual identities and specific records or actions, with signature meaning, date and time, and the required authentication controls.
Role-based access and accountability
Use unique accounts, least-privilege permissions, controlled administrator access, and appropriate separation of duties.
