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P10 PPL theory subject

PPL Air Law: the exam guide

PPL Air Law is the rulebook subject: it introduces the Chicago Convention, the ICAO Annexes that grew out of it, and the day-to-day rules that keep aircraft separated and airspace organised.

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75%
Typically around 20 questions in most EASA states (paper length varies by country). The mark is the same in every PPL theory subject.
Pass mark
75%
Exam questions
~20
Subject code
P10

What this subject asks of you

Most students meet it early in their theory phase, and that timing is deliberate, because the definitions and structures it teaches (state sovereignty over airspace, the licensing framework, the classification of airspace, the rules of the air) reappear constantly in every other PPL subject. It is not a subject you can reason your way through; it rewards accurate, repeated recall of specific facts, categories, and thresholds.

  • The pass mark

    75% in every PPL theory subject. Paper length varies by country; confirm the format with your exam authority.

  • Best next step

    Answer the worked example below before reading the study moves. A question you have tried tells you what to read for.

Worked example question

An independently authored revision question in the same multiple-choice format as the exam. Try it before opening the answer.

Worked example: VMC minima in Class G airspace

An aeroplane is flying at 2,500 ft AMSL in Class G airspace at 110 kt IAS, below 3,000 ft AMSL. What are the basic VMC minima that apply? Choose one answer.

Key topics

  • The Chicago Convention: state sovereignty over territory and airspace

  • ICAO's objectives, structure, and the role of Standard and Recommended Practices

  • Airworthiness and registration concepts from the ICAO Annex framework

  • Licensing definitions and PPL(A) privileges, recency, and medical requirements

  • Rules of the air: right of way, minimum heights, and visual flight rules

  • VMC minima by airspace class and altitude band

  • Signals and the interception of civil aircraft

  • Altimeter setting procedures and transponder operation

  • Air traffic services: aerodrome control, radar services, and flight information service

  • Standard ATS phraseology and communication failure procedures

  • Aeronautical information: AIP structure, NOTAMs, AIRAC cycles, and AICs

  • Aerodrome data, visual aids, markings, and obstacle marking

  • Search and rescue procedures and signals

  • Aviation security fundamentals and accident and incident investigation

How to study it

  1. Turn every numeric threshold, from visibility minima to licence validity periods, into a flashcard and drill it until recall is instant, not reasoned out.
  2. Build a single reference table of VMC minima by airspace class and altitude band; most Air Law mistakes trace back to mixing up rows in that table.
  3. Read each rule alongside a real scenario: instead of memorising a right-of-way rule in isolation, picture two aircraft converging and ask which one gives way and why.
  4. Revise ICAO baseline concepts separately from national or local implementation details, because the exam frequently tests whether you know which is which.
  5. Use short, frequent sessions rather than long weekend blocks. Air Law is recall-heavy, and recall decays fastest of any study type, so spacing beats cramming.
  6. Practise reading AIP-style and NOTAM-style text for structure and meaning rather than memorising the format, since questions often test comprehension over recitation.

Why Air Law matters

Every privilege you hold as a pilot in command, and every service you receive from air traffic control, traces back to a rule you meet in this subject. Getting VMC minima wrong, misreading a licence privilege, or confusing an ICAO baseline with a national implementation is not a theoretical slip. It is the kind of mistake that shows up as a real operational decision one day, which is exactly why examiners probe the edges of each rule rather than just the headline statement.

Common traps

  • Mixing up VMC minima for different airspace classes and altitude bands, especially the boundary at 3,000 ft AMSL.
  • Confusing the ICAO baseline rule with a national aviation authority's local implementation of it.
  • Answering right-of-way questions from instinct rather than the specific hierarchy the rules set out.
  • Losing track of exactly which licence privileges a PPL(A) does and does not confer, particularly around carrying passengers and night flying.
  • Treating NOTAM, AIP, and AIC as interchangeable terms when each has a distinct role and update cycle.
  • Forgetting that altimeter setting procedures change with altitude and region, and answering from a single memorised case.

Frequently asked questions

Is PPL Air Law mostly memorisation?

Largely, yes. Air Law is built on defined thresholds, categories, and privileges that do not follow from first principles, so there is no way to reason your way to the right visibility minimum or licence validity period. What helps is attaching each fact to an operational picture: instead of memorising a number in isolation, picture the flight it applies to. Students who do this retain the material far longer than those who try to memorise a flat list.

How many questions are on the PPL Air Law paper?

The exact paper length is set by your national aviation authority and can vary between EASA member states, but Air Law papers typically run to around 20 questions. Your approved training organisation (ATO) or national authority will confirm the current format, timing, and pass mark for your state before you sit the exam.

What is the difference between ICAO rules and national air law?

ICAO Annexes set the international baseline that every contracting state agrees to work toward. Individual states, and in Europe the EASA regulatory framework, then implement that baseline through binding rules, sometimes with published differences from the ICAO standard. PPL Air Law tests both layers, and exam questions often hinge on knowing which one a given rule sits in, so keep the two separated in your revision rather than blending them into one list.

Do I need to memorise exact rule numbers for the PPL exam?

Most PPL theory papers focus on whether you know and can apply a rule correctly, not on reciting its reference number. Your ATO's ground school materials will tell you how much emphasis your specific national authority places on citation. Spend your revision time on understanding what each rule requires operationally; the practical application is what the exam is really probing.

How does PPL Air Law connect to later ATPL study?

Many of the concepts in PPL Air Law, such as airspace classification, ATC services, and licensing structure, reappear in the ATPL Air Law paper at considerably greater depth and precision. Students who build a solid foundation here typically find the transition to ATPL-level Air Law more manageable, because the underlying framework is already familiar and only the depth and detail increase.

The nine PPL theory subjects

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