FDA GLP: SOPs, protocols and training records ready for a BIMO inspection

For testing facility management, study directors and QAU leads running nonclinical safety studies for FDA submissions. What Part 58 requires in writing, and what FDA investigators request.

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FDA GLP (21 CFR Part 58) at a glance

Checked against primary sources on 18 October 2026.

Who it applies to

Testing facilities, including contract laboratories and consultants, that conduct nonclinical laboratory studies supporting FDA research or marketing applications for drugs, biologics, devices, food and color additives.

Who checks

FDA Bioresearch Monitoring (BIMO) investigators under Compliance Program 7348.808

How often

FDA aims to inspect laboratories conducting safety studies approximately every two years, plus directed inspections tied to specific studies; inspections of commercial laboratories are conducted without prior notification

Current edition

21 CFR Part 58, current eCFR text (up to date as of 2026-10-15), 2002-05-21. Free to read.

Dates to know

Dates for FDA GLP (21 CFR Part 58)
DateWhat happensStatus
2026-10-06Revised FDA Compliance Program 7348.808 for GLP inspections takes effectDone

What FDA GLP (21 CFR Part 58) asks you to write down

Each one needs an owner, an approval, and proof it reached the people it covers.

21 CFR 58.81

Standard operating procedures

Written SOPs cover study methods, at least the areas listed in 58.81(b), with significant changes authorized in writing by management and a dated historical file kept.

  • Management authorization and revision dates
  • Historical file of every superseded version
  • Copies available in each laboratory area

21 CFR 58.29(b)

Training summaries and job descriptions

The testing facility keeps a current summary of training and experience and a job description for each person conducting or supervising a nonclinical study.

  • Current training and experience summary per person
  • Job description per person
  • GLP training evidence

21 CFR 58.35

Quality assurance unit procedures and master schedule

QAU responsibilities, procedures, records and indexing method are in writing, with a master schedule of studies and signed records of each periodic inspection.

  • Master schedule with study director and status
  • Signed inspection records with findings
  • Written QAU procedures and indexing method

21 CFR 58.120

Study protocol and amendments

Each study has an approved written protocol, dated by the sponsor and signed by the study director, with every change documented, signed, dated and kept with it.

  • Sponsor approval date and study director signature
  • Each amendment with reason, signature and date

21 CFR 58.190 and 58.195

Archives and record retention

Raw data, protocols, reports and specimens go to indexed archives under a named custodian, retained for the shortest applicable period set out in 58.195.

  • Named archivist and authorized access
  • Index for expedient retrieval
  • Retention period basis for each study

Citations are to the standard or regulation; wording is ours.

What gets asked for on the day

What reviewers sample about these documents and the people they cover.

SOP index and samples

Investigators review the SOP index and representative SOPs against 58.81(b), confirm only current SOPs are at workstations, and check authorization signatures, dates, the historical file and periodic review.

Familiarizing staff with SOPs

Investigators check that procedures exist for familiarizing employees with SOPs, and observe staff performing selected operations to judge adherence.

Personnel records

For selected employees, investigators check that training summaries and position descriptions are current and that staff, including on-site contractors, are trained in GLP.

QAU records and master schedule

Investigators obtain the master schedule for the last two years or since the last inspection, review QAU SOPs and inspection records, and may ask management to certify QAU inspections in writing.

The policy and acknowledgment layer for FDA GLP (21 CFR Part 58).

Write each policy, send it through approval, and send it to the people it covers. Each acknowledgment is recorded by name, with the version, the date and the time.

When a policy changes, the new version is approved, its Editor sends it out again, and everyone it applies to is asked again. Export the record as a PDF or CSV, or give a reviewer Viewer access to the documents their tags allow.

  • Approved before it goes outUp to four steps, with any or all approvers.
  • Acknowledged by nameName, email, date, time and version on every record.
  • Asked again on every changeEach new version goes out again to everyone it applies to.
  • The record on requestA PDF or CSV export, or Viewer access to the documents their tags allow.

Need help with the rest of FDA GLP (21 CFR Part 58)? Find a consultant for your standard (opens in a new tab).

Bring your own rules

Your region’s laws, the standards your customers ask for, and your own house rules. Write each one as a policy, approve it, and send it to the people it covers.

  • Laws of every country and state you work in
  • Standards and certifications
  • Customer and contract requirements
  • Your own policies and procedures
See FDA GLP (21 CFR Part 58) on Policy and ComplianceWho audits it, which consultants work with it, and what it requires, checked against primary sources.Open the page (opens in a new tab)

Questions

How must SOP deviations be handled?

Section 58.81(a) requires deviations from SOPs during a study to be authorized by the study director and documented in the raw data. Significant changes to established SOPs must be authorized in writing by management.

How long must study records be kept?

Section 58.195(b) sets the shortest of three periods: two years after FDA approves the application the study supported, five years after the results are submitted, or two years after study completion when results are not submitted. Other regulations may require longer.

Can FDA copy QAU inspection findings?

Section 58.15(a) excludes QAU records of findings, problems and actions taken from FDA's records inspection and copying. The QAU's written procedures and the dates, studies, phases and inspector names of its inspections must still be available to FDA.

Is FDA changing the GLP regulation?

FDA proposed a GLP quality system approach on 24 August 2016, and the eCFR text has not changed since 2002. The Fall 2025 Unified Agenda lists the rulemaking at the proposed rule stage with an NPRM timetable of August 2026.

What does FDA's current GLP compliance program cover?

Compliance Program 7348.808 carries an implementation date of 6 October 2026. It sets a surveillance aim of roughly every two years and lists the management, personnel, QAU, SOP and archive checks investigators make.

Sources, read 18 October 2026

Where this shows up

Industries that hear about FDA GLP (21 CFR Part 58) most.

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