Inspection Authorization Study Guide: Complete Prep with 1,500 Practice Questions, 30 FAA IA Knowledge Exam, Airworthiness Directives, and Full Answer Explanations

You've been an A&P for years. You know your way around an aircraft. But the IA Knowledge Test isn't testing your hands — it's testing your ability to recall specific FAR sections, AC chapters, and Form 337 block requirements under pressure, and right now you're not sure you can pull those answers out fast enough. Show up underprepared and you'll walk out $150 lighter, lose your testing window, delay your authorization for months, and watch the side income, the IA-eligible work, and the professional respect that comes with that signature stay just out of reach. This study guide gets you to a passing score with confidence — not by drowning you in theory, but by drilling the exact regulatory knowledge the FAA tests, the way they test it, until the right answer is automatic. INSIDE THIS BOOK • 1,500 full-length practice questions — built to mirror the structure, distribution, and difficulty of the actual FAA Inspection Authorization Knowledge Test • 5 simulation exams in the book + 25 more on the companion website — exhaust the question bank and walk into the testing center having seen every regulatory angle they can throw at you • Plain-English breakdown of Part 65 Subpart D — privileges, limitations, eligibility, and the five renewal paths in § 65.93 explained the way they actually appear on the test • Form 337 mastery section — Block-by-block coverage of who signs what, when, and why, including the field approval vs. STC distinction that trips up most first-timers • AD compliance walkthrough — recurring intervals, terminating action, § 39.9 unairworthiness, and the calculation method examiners love to test • Annual inspection, start to finish — pre-inspection records review through end-of-inspection engine run-up under § 43.15(c) • AC 43.13-1B and 2B distilled — the chapters and figures the FAA pulls test questions from, with no wasted pages • TCDS, STC, and PMA decoded — applicability, Approved Model Lists, and the verification steps an IA must perform • Weight and balance, MEL, and Special Flight Permits — the smaller subject areas that cost candidates passing scores • 15 focused learning chapters — every domain the FAA tests, organized for how the brain actually retains regulatory information • Test-taking strategy chapter — how to read FAA question stems, eliminate distractors, and manage time on the 50-question exam • 500 free digital flashcards + interactive exam simulator — scan the QR code in the back, review on your phone, anywhere WHO THIS IS FOR This is for the working A&P who has scheduled the test or is about to — and refuses to walk in hoping it goes well. Whether this is your first attempt or your second, you need a study tool that respects your time and gets you to a pass. WHY YOU CAN'T AFFORD TO MISS THIS Pass the IA Knowledge Test and you unlock annual inspection authority, major repair and alteration sign-off, and a step-change in earning potential. Fail it, and every week you delay is income left on the table and a credential your competition is collecting instead of you. Scroll up, click Buy Now, and start the preparation that will put the IA behind your name.