About the exam
CAA ATPL Theory Exam structure
An independent, route-aware study guide for the current UK CAA ATPL(A), ATPL(H) and ATPL(H)/IR theoretical knowledge syllabi and e-examination structure.
Issuer and path
UK CAA ATPL Theoretical Knowledge Study Guide is administered through UK Civil Aviation Authority. Check official resources before booking, retesting, or relying on a stale requirement.
UK CAA ATPL Theoretical Knowledge
0 scored + 0 pretest
A route-aware study blueprint for the UK CAA ATPL(A), ATPL(H) and ATPL(H)/IR theoretical knowledge papers.
Before booking a paper
Confirm that your ATO recommendation and CAA e-exam service are active, choose a session long enough for the paper, verify the portal date and venue, and bring only the identification and equipment permitted by the current candidate guidance.
Official Outline Coverage Map
Coverage is mapped to official outline item counts so content depth can be checked without hard-coding a single exam.
| Topic | Official outline items | Your questions | Your flashcards | Confidence |
|---|---|---|---|---|
| International Law, Licensing and Airworthiness | 0 | 23 | 5 | Strong |
| Rules of the Air, ATS, Aerodromes and Protection | 0 | 22 | 5 | Strong |
| Airframe, Fluid, Electrical and Environmental Systems | 0 | 22 | 5 | Strong |
| Piston and Turbine Powerplants, Fire Protection and Oxygen | 0 | 22 | 5 | Strong |
| Helicopter Systems, Rotor Heads, Transmission and Blades | 0 | 21 | 5 | Strong |
| Air Data, Attitude, Heading and Inertial Sensing | 0 | 23 | 5 | Strong |
| Automatic Flight, Displays, Alerting and Computers | 0 | 22 | 5 | Strong |
| Loading, Mass Limits and Cargo Constraints | 0 | 17 | 5 | Strong |
| Centre of Gravity, Moments and Load Sheets | 0 | 17 | 5 | Strong |
| 032 Aeroplane Performance | 0 | 25 | 5 | Strong |
| 034 Helicopter Performance | 0 | 25 | 5 | Strong |
| Route, Fuel and Pre-flight Planning | 0 | 25 | 5 | Strong |
| ATS Flight Plan, Monitoring and Replanning | 0 | 25 | 5 | Strong |
| Aviation Physiology and Health | 0 | 18 | 5 | Strong |
| Psychology, CRM and Threat-and-Error Management | 0 | 17 | 5 | Strong |
| Atmosphere, Wind, Pressure and Thermodynamics | 0 | 20 | 5 | Strong |
| Cloud, Precipitation, Air Masses and Fronts | 0 | 20 | 5 | Strong |
| Flight Hazards, Climatology and Weather Information | 0 | 20 | 5 | Strong |
| Navigation Basics, Earth Geometry and Time | 0 | 25 | 5 | Strong |
| Charts, Dead Reckoning and In-flight Navigation | 0 | 25 | 5 | Strong |
| Propagation, Ground Radio Aids and Radar | 0 | 23 | 5 | Strong |
| GNSS, RNAV and Performance-based Navigation | 0 | 22 | 5 | Strong |
| General Operating Requirements | 0 | 23 | 5 | Strong |
| Special Hazards and Emergency Procedures | 0 | 22 | 5 | Strong |
| Aerodynamic Foundations | 0 | 19 | 5 | Strong |
| 081 Aeroplane Principles of Flight | 0 | 18 | 5 | Strong |
| 082 Helicopter Principles of Flight | 0 | 18 | 5 | Strong |
| 091 VFR Communications Procedures | 0 | 11 | 5 | Strong |
| 092 IFR Communications Procedures | 0 | 11 | 5 | Strong |
How to use this guide
How to prepare for UK CAA ATPL theory
Work from your ATO recommendation and selected A/H route, master the official learning objectives by subject code, then rehearse paper-specific timing, calculations and operational decisions.
1. Select A, H or H/IR
Lock the licence route and retain the exact paper list, question total and timing from the current CAA matrix.
2. Select the official paper code
Work within 010–092 and use 032/081 for aeroplanes or 034/082 for helicopters; add 092 only where the route requires it.
3. Trace the learning objective
Study the underlying concept, calculation or procedure and verify it against the current ORS9 objective and operational source.
4. Test and repair by paper
Rehearse to the paper's time and question count, then repair the specific objective rather than memorising an isolated answer.
International Law, Licensing and Airworthiness
Chicago Convention foundations, international organisations, aircraft nationality and airworthiness, Part-FCL licensing and medical structures.
Key rules
Rule 1
ICAO standards, conventions and international organisations shape national aviation rules but do not replace the applicable UK regulation.
Exam cue: Identify whether a question asks about an international standard, an organisation or a directly applicable UK requirement.
Rule 2
Registration, nationality, certificates of airworthiness and continuing-airworthiness responsibilities answer different legal questions.
Exam cue: Separate aircraft identity and registration from technical airworthiness approval.
Rule 3
Part-FCL licence, rating, medical and recency requirements must be matched to the privilege being exercised.
Exam cue: Map the licence, rating and medical requirement before deciding whether a flight privilege is available.
Common traps
Treating an ICAO Annex as if every provision applied directly without UK implementation.
Prevention: Do not mix ATPL(A), ATPL(H) and ATPL(H)/IR paper requirements or treat the aggregate 601-item study allocation as an official CAA examination total.
Confusing registration documents with airworthiness evidence.
Prevention: Do not mix ATPL(A), ATPL(H) and ATPL(H)/IR paper requirements or treat the aggregate 601-item study allocation as an official CAA examination total.
Assuming a licence alone supplies every rating, medical or recency privilege.
Prevention: Do not mix ATPL(A), ATPL(H) and ATPL(H)/IR paper requirements or treat the aggregate 601-item study allocation as an official CAA examination total.
Memory anchors
Chicago Convention
The foundational convention created the international civil-aviation framework and ICAO.
ICAO
ICAO develops international standards and recommended practices; states implement them through their own systems.
Registration
Registration establishes nationality and identity; it is not proof of airworthiness.
Airworthiness
Airworthiness approval concerns conformity and condition for safe operation.
Privilege Check
Licence, rating, medical, recency and operating conditions must all support the intended privilege.
Next best moves
Quick check-up
Use a short quiz to confirm the rule pattern is actually sticking.
Check-up Questions
A State wants its civil aircraft to overfly another contracting State on a scheduled international service. Which principle applies?
Which ICAO body adopts international Standards and Recommended Practices as Annexes to the Chicago Convention?
Answer all questions to submit.
Next step personalized recommendations
Open another topic next
Official resources
Verify the details with the official sources
Use these links for eligibility, scheduling, handbook rules, and issuer updates. Our guide helps you study; official sources tell you what the testing partner currently requires.
CAA ATPL(A) licensing page
Current aeroplane subject areas, cross-credit information and theoretical-knowledge validity for ATPL(A).
CAA ATPL(H) licensing page
Current helicopter subject areas, category cross-credit information and theoretical-knowledge validity for ATPL(H).
CAA theoretical knowledge examinations
CAA overview of language, training recommendation, 18-month series rule and ATPL/IR cross-credit.
FCL.025 theoretical knowledge examinations
Current pass mark, attempt and sitting limits, recommendation validity and post-pass validity rules.
ORS9 Decision No. 5 Schedule 1
CAA detailed theoretical-knowledge learning objectives for the 010–082 ATPL, CPL and IR subject structure.
CAP 1721 Edition 11
Current accepted examination matrix, including route-specific paper time, total questions and distribution by syllabus area.
CAA professional exam timetable
Current venue guidance, session lengths, confirmed-date reminder and the 10-day sitting definition.
CAA theoretical-exam candidate guidance
Identity, arrival, permitted equipment, results, comments, review and reasonable-adjustment guidance.
FAQ
Common CAA ATPL Theory questions
Is this an official UK CAA course or question bank?
No. This is an independent study guide and contains no examination questions. Your approved training organisation controls the course, progress checks and recommendation, and the UK CAA controls the official e-examinations.
Why does one slug cover aeroplanes and helicopters?
The tracker defines one UK CAA ATPL theory slug. The assets preserve that granularity while keeping three explicit routes: ATPL(A), ATPL(H), and ATPL(H)/IR. Shared subjects stay together, while 032 versus 034, 081 versus 082 and IFR-specific material remain visibly separate.
How many subjects are in the ATPL(A) route?
The current CAA ATPL(A) page lists 14 areas. CAP 1721 maps them to papers 010, 021, 022, 031, 032, 033, 040, 050, 061, 062, 070, 081, 091 and 092, totalling 682 questions and 18 hours 15 minutes.
How is ATPL(H) different from ATPL(H)/IR?
The standalone ATPL(H) matrix has 13 papers and does not include 092 IFR Communications. The CAA also states that ATPL(H) exams do not contain all the relevant IR(H) material, so additional instrument-rating examinations are required. CAP 1721 separately lists an ATPL(H)/IR route with 14 papers.
Are ATPL(A) passes valid for an IR(A)?
Yes. The CAA states that ATPL(A) examinations are valid for IR(A), while ATPL(H) does not by itself cover all IR(H) knowledge. Cross-credit still depends on the passes remaining valid.
What happens if I fail a paper?
FCL.025 limits each paper to four attempts and the complete set to six sittings and 18 months. If any of those limits is exceeded, the complete set must be retaken after further training determined by the training organisation.
Does a sitting mean one examination day?
No. For these rules a sitting is a 10-day period. Within a CAA timetable session you may select subjects that fit the available session length, but the portal's confirmed dates and booking availability control the actual appointment.
Where should I get the current learning objectives?
Use the current UK CAA regulatory material and ORS9 Decision No. 5 Schedule 1 for detailed learning objectives. CAP 1721 supplies the current accepted paper lengths, totals and subject distribution. Recheck both before relying on a syllabus summary because regulatory publications can be amended.
Why is there no full mock mode?
This aggregate slug represents several papers and three routes with different totals and timings; it is not one fixed exam. A faithful mock must be built for one selected paper and route, and this asset-only module deliberately contains no question bank.