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CAA PDRA01 audit requirements

PDRA01 Audit Checklist: CAA Requirements & Evidence Pack

Use this PDRA01 audit checklist to prepare for a CAA compliance assessment or oversight check. It covers the documents the CAA may ask to see: your current Operations Manual, pilot qualifications and recent flying, the last three flight logs and site surveys, Operator and Flyer IDs, and a maintenance log for every aircraft involved.

Reviewed 12 August 2026 · UK guidance

01

What does the CAA ask for in a PDRA01 audit?

The Operations Manual is not uploaded during the PDRA01 application. The applicant confirms they hold one; the CAA can request it (with flight records and logs) during audit and oversight.

Drone Ready focuses on the work behind that declaration and the evidence needed afterwards. Instead of repeating operator, aircraft and pilot details across blank templates, you enter reusable information once and receive a connected pack to review, adapt and adopt.

  • Editable Operations Manual draft shaped around CAP2606 topics
  • Connected aircraft, pilot, flight, site and maintenance records
  • Checklists and procedures that use the same operating information
  • Audit evidence checklist and review register showing unresolved gaps
  • One-off editable documentation pack rather than ongoing fleet software

02

What happens during a CAA PDRA01 audit?

If selected for a PDRA01 compliance assessment, the operator has 28 calendar days from notification to provide the requested evidence. The operational authorisation may be suspended if the evidence is not received in time.

The CAA describes this activity as compliance checking or a compliance assessment. The point is to demonstrate that the operator follows its authorisation and the procedures stated in its Operations Manual.

Readiness is not a one-off PDF. It is the combination of a current manual, repeatable procedures and dated evidence showing what happened in practice.

03

PDRA01 audit checklist at a glance

A useful checklist turns each likely request into a named, current and retrievable record. Keep an index that identifies the document owner, revision or record date, storage location and any open corrective action, so the evidence can be reviewed without searching across unrelated folders.

Start with the Operations Manual, then trace the most recent flights through pilot currency, site assessment, aircraft status, flight log and defect or occurrence follow-up. That trace is more useful than a folder of disconnected templates because it shows whether the documented process was followed in practice.

  • Confirm the current Operations Manual revision and adoption record
  • Check recent flight logs against their site surveys and pilot currency
  • Verify every UAS has an identifiable maintenance record
  • Record each gap with an owner, due date and closure evidence

04

What documents are in a PDRA01 audit evidence pack?

The requested PDRA01 oversight evidence pack includes the current Operations Manual; RPC-L1 or GVC qualification and currency evidence; Operator ID; Flyer ID(s); site surveys and flight logs for the last three flights; and a maintenance log for every UAS involved in those flights.

The CAA oversight evidence pack uses the last three flights conducted under the PDRA01 authorisation before the request. Site surveys should normally be from different dates.

Create a simple index showing the owner, location, current revision and retention approach for each record set. Restrict access where records include personal data or sensitive site information.

  • Current Operations Manual and revision history
  • RPC-L1 or GVC qualification and currency evidence for the last three flights
  • Operator ID and Flyer ID(s), using the same operator name as the authorisation
  • Site surveys for the last three flights, normally on different dates
  • Flight logs with the CAA's minimum identity, aircraft, timing and duration fields
  • Maintenance log for every UAS involved, even if it has no maintenance entries
  • Insurance evidence, permissions and occurrence reports where applicable

05

How to prepare an Operations Manual for a CAA audit

Check that the manual matches the actual aircraft, personnel and procedures in use. Record who signed off each revision, when it became effective and how affected personnel were told about the change.

A beautifully formatted manual can still create an audit gap if completed records contradict it. Sample a few recent flights and trace each one from feasibility decision through briefing, flight log, post-flight checks and any defect action.

06

Aircraft and flight evidence

Technical records should make it possible to identify the aircraft, significant components, maintenance status and unresolved defects. Flight records should identify what flew, who operated it, where and when it flew, and whether anything unusual occurred.

  • Aircraft identity and configuration used
  • Date, site, pilot and flight duration
  • Pre-flight status and post-flight outcome
  • Defects, damage, maintenance actions and release back to service
  • Weather, airspace or permission evidence relevant to the decision

07

People, competence and currency

Keep evidence of each remote pilot's required qualification, Flyer ID where applicable, organisation-specific role training and recent operating experience. The standard should match the competence and currency process described in the manual.

Also record briefings or training for observers and support personnel where the operation relies on them. Expiry dates should be visible early enough to prevent an invalid assignment.

08

Site, insurance and emergency records

A site file should show how the operator considered airspace restrictions, permissions, uninvolved people, access control, weather, take-off and landing areas and emergency options. Keep evidence rather than relying on a note that a check was completed.

Make current insurance evidence and emergency contacts easy to retrieve. If an occurrence or accident happened, preserve the report, investigation, corrective actions and evidence that lessons were incorporated into procedures.

09

Run a short internal audit

Select a small sample of recent flights. For each one, confirm the pilot and aircraft were current, the site decision was recorded, required permissions were present, the flight log was complete and any defect or occurrence reached a documented closure. Record gaps with an owner and due date.

Practical answers

Frequently asked questions

What is a PDRA01 audit checklist?

It is a practical list of the documents and records an operator should organise for a PDRA01 compliance assessment, including the Operations Manual, recent flight and site records, pilot evidence, identifiers and maintenance records.

Is Drone Ready a PDRA01 application service?

No. Drone Ready generates editable operational documentation for the operator to review and adopt. It does not submit the PDRA01 application or grant an operational authorisation.

What does Drone Ready generate for CAA audit preparation?

One guided form produces an editable Operations Manual draft plus connected registers, logs, checklists, site and maintenance records, an audit evidence checklist and a review register for unresolved gaps.

How long do I have to respond to a CAA PDRA01 audit request?

If selected for a PDRA01 compliance assessment, the operator has 28 calendar days from notification to provide the requested evidence. The operational authorisation may be suspended if the evidence is not received in time.

What is included in a CAA PDRA01 evidence pack?

The requested PDRA01 oversight evidence pack includes the current Operations Manual; RPC-L1 or GVC qualification and currency evidence; Operator ID; Flyer ID(s); site surveys and flight logs for the last three flights; and a maintenance log for every UAS involved in those flights.

Does the CAA call a PDRA01 check an audit?

The CAA guidance uses terms including compliance checking and compliance assessment. Operators often search for a PDRA01 or CAA audit; in each case, the practical task is to provide current documents and records showing that the authorisation and Operations Manual are followed.

Is an audit checklist proof of compliance?

No. A checklist helps organise evidence, but the CAA and the operator's authorisation determine the applicable requirements.

Create your PDRA01 documents

First, check whether PDRA01 may fit.

Answer a short set of questions to see whether PDRA01 may fit. You can then create an editable Operations Manual and 13 supporting records. Drone Ready does not issue an authorisation. CAA outcomes are not guaranteed. If the CAA refuses a PDRA01 application because of a material defect originating in the Drone Ready-generated documents, we will refund the price paid for the pack.

Check if PDRA01 fits →