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US FDA source recordWL · Warning Letter

Linemaster Switch Corporation — FDA Warning Letter

Issued to Linemaster Switch Corporation. Serious post-market compliance violation.

Issued

May 27, 2026

Product

CGMP/QSR/Drug/Medical Devices/Adulterated

Company

Linemaster Switch Corporation

Review center

CDRH

Stage

Final Decision

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Why did Linemaster Switch Corporation receive an FDA warning letter?

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Source facts

FDA issued a warning letter to Linemaster Switch Corporation concerning CGMP/QSR/Drug/Medical Devices/Adulterated. Deterministic source-metadata screening identifies discussion of Manufacturing and CGMP controls. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

Key details in this letter

  • 1Subject: CGMP/QSR/Drug/Medical Devices/Adulterated.
  • 2Issuing office: Center for Devices and Radiological Health.
  • 3Manufacturing and CGMP controls: 1 source-text match.
  • 4No closeout letter was listed in the source metadata at refresh time.
Manufacturing and CGMP controls

Suggested next step

Review the exact FDA warning letter, cited violations, requested corrections, and any later response or closeout before assessing current status.

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Built from structured FDA metadata and deterministic source-text signals. Topic matches are navigation aids, not legal or regulatory conclusions. Verify material decisions against the original FDA document.

FDAHTMLUpdated Jul 30, 2026

FDA source document

Read the full FDA warning letter

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Common questions about the Linemaster Switch Corporation warning letter

What does this warning letter mean for Linemaster Switch Corporation?

Serious post-market compliance violation. Public notice requiring prompt remediation. FDA issued this letter on May 27, 2026.

What happens after an FDA warning letter?

The firm is expected to respond in writing, normally within 15 working days, describing corrective actions and timelines. FDA verifies remediation — often through reinspection — and issues a closeout letter when violations are corrected. Unresolved warning letters can escalate to import alerts, seizure, or injunction.