Under 14 CFR 91.3, What Authority Does the PIC Have in an Emergency, and What Is Required Afterward?

The Regulation Every PIC Needs to Know Cold

Before you walk into your checkride oral, there is one regulation you should be able to recite, explain, and apply without hesitation: 14 CFR 91.3. This short but powerful rule defines the pilot in command as directly responsible for, and the final authority on, the operation of an aircraft. That authority becomes especially significant the moment something goes wrong in flight.

Under 91.3(b), the pilot in command is explicitly authorized to deviate from any Federal Aviation Regulation to the extent necessary to meet an emergency. Read that again: any Federal Aviation Regulation. That is not a typo and it is not an exaggeration. If an emergency demands it, you have the legal authority to exceed published speed limits, deviate from an ATC clearance, alter your filed flight plan, or even enter airspace you would not normally be permitted to enter. The regulation exists because the FAA recognizes that no rulebook can anticipate every possible emergency scenario, and that rigid rule-following in a crisis can sometimes make things worse.

This applies to you as a private pilot. A surprisingly common misconception among student pilots is that 91.3 is primarily a commercial or airline regulation. It is not. It applies to every certificated pilot acting as PIC, regardless of what certificate they hold. The moment you are the pilot in command of an aircraft, you carry this authority — and this responsibility.

What Deviation Actually Looks Like in Practice

Understanding the regulation in the abstract is useful, but your examiner will want to see that you grasp how it plays out in the real world. Imagine you are flying VFR and your engine begins running rough. You are near an airport with an active Class D airspace tower, but you cannot reach the controller on the radio. You descend and enter the airspace without a clearance to get the aircraft on the ground as quickly and safely as possible. Under 91.3(b), that deviation is legally justified — because it was necessary to meet the emergency.

The key phrase in the regulation is to the extent necessary. This is not a blank check to ignore the FARs whenever flying feels inconvenient. The deviation must be proportional and genuinely required by the emergency at hand. Good aeronautical decision-making still applies. You are using the authority the FAA has granted you, and the FAA retains full authority to investigate and evaluate whether your actions were truly necessary and made in good faith.

Good faith is the standard the FAA applies when reviewing emergency deviations. The agency's general policy is not to pursue certificate action against a pilot who declared an emergency and deviated from the regulations in a genuine, reasonable effort to handle the situation safely. However, that protection is not absolute or automatic — it is evaluated case by case. If the FAA determines that the emergency was manufactured, exaggerated, or that your response was reckless, the outcome could be very different.

The Follow-Up Requirement: Written Reports

Here is where many student pilots lose points on the oral exam: they know about the emergency deviation authority under 91.3(b), but they forget entirely about 91.3(c). The follow-up requirement is simple but important. If ATC requests a written report, you are required to submit one.

Notice the conditional: the written report is required if ATC requests it, not automatically after every emergency. That distinction matters. However, if a request does come in, you cannot ignore it. Failing to submit a required report could itself become a compliance issue, separate from whatever happened during the emergency. In practice, it is always wise to document what happened anyway, even before a request arrives — thorough records protect you and help the FAA understand the full picture of the situation.

Do not let the possibility of a written report or an FAA inquiry discourage you from declaring an emergency when one is warranted. There is a persistent myth among student pilots that declaring an emergency automatically triggers certificate suspension or revocation. It does not. Declaring an emergency is exactly what the system is designed for, and controllers are trained to assist you immediately. Hesitating to declare because you are worried about paperwork is a dangerous trade-off that has contributed to accidents.

How to Answer This on Your Checkride

When your designated pilot examiner asks about 91.3, they are testing whether you understand the full picture: the scope of your authority, its legal basis, its limits, and the accountability that follows. A strong answer hits all three elements clearly.

• The authority: Under 91.3(b), the PIC may deviate from any FAR to the extent necessary to meet an emergency.
• The scope: This includes deviating from ATC clearances, airspace rules, speed limits, or any other applicable regulation if doing so is genuinely required by the emergency.
• The follow-up: Under 91.3(c), if ATC requests a written report of the deviation, the PIC must submit one.

Keep your answer focused, confident, and complete. Examiners are not looking for you to recite the regulation word for word — they want to see that you understand the intent and can apply it as a real pilot. Knowing that this rule applies to you as a private pilot, not just to airline crews, and knowing that emergency declarations do not automatically cost you your certificate, shows the examiner that your knowledge is practical and accurate.

If you want to practice questions like this in a realistic oral exam format, try SimulatedCheckride.com.