"Should I buy the aircraft in an LLC?" is one of the most common questions serious buyers ask — and one of the easiest to get wrong. The right structure can provide liability protection, clean co-ownership, and tax advantages. The wrong structure can create FAA compliance problems, complicate your loan, and even undermine the very liability protection you were after. This guide walks through personal vs. LLC vs. single-purpose entity ownership, how lenders treat each, and the traps to avoid.
Educational information, not legal or tax advice. Entity choice interacts with FAA regulations, state law, tax rules, and your insurance. Decide it with an aviation attorney and a tax advisor. Jaken Aviation is an aircraft financing brokerage — we help structure the loan, not the entity.
Key Takeaways
- Three common structures: personal ownership, an operating-business LLC, and a single-purpose LLC that holds only the aircraft.
- Lenders financing an entity almost always require a personal guarantee from the owners — the LLC rarely shields you from the loan itself.
- A "pure flight department company" — an LLC that does nothing but own and operate the aircraft — can create FAA and tax problems. Avoid it without expert structuring.
- Entity choice affects liability, state sales/use tax, and your bonus-depreciation eligibility.
- Expect to provide entity formation documents and business financials as part of the loan package.
Why Structure Matters
How you hold the aircraft touches four things at once:
- Liability. An entity can help separate aircraft-related risk from your personal assets — but only if it's properly formed, capitalized, and operated. Courts can disregard an entity that's a shell.
- Taxes. Business ownership is what unlocks deductions like bonus depreciation and Section 179 — and the structure affects how the more-than-50%-business-use test and passive-activity rules apply to you.
- Financing. Lenders underwrite entity borrowers differently and will document the entity and usually require guarantees.
- Regulation. How the entity "operates" the aircraft can determine whether you're compliant under FAA rules — the area where DIY structures go wrong.
The Three Main Options Compared
| Structure | Best for | Liability | Financing note |
|---|---|---|---|
| Personal ownership | Simple personal-use purchases, single owner | No entity shield; rely on insurance | Simplest to underwrite |
| Operating-business LLC (your existing company owns the aircraft) | Aircraft used substantially in a real operating business | Business risk already separated; aircraft use must be genuine | Business financials reviewed; DSCR may apply |
| Single-purpose LLC (entity holds only the aircraft) | Co-ownership, partnerships, liability isolation | Isolates the asset if properly run; watch the flight-department trap | Lender documents the LLC; personal guarantee expected |
For shared ownership specifically, a single-purpose LLC with a clear operating agreement is often cleaner than a handshake partnership — see our aircraft partnership guide.
Financing an Aircraft in a Business Entity?
We regularly structure loans for LLC and business buyers across our lender network and coordinate with your attorney and CPA. Start with a fast pre-qualification.
Get Pre-QualifiedHow Lenders Treat an LLC Purchase
Financing through an entity is routine, but expect these realities:
- Personal guarantees are standard. When a single-purpose LLC has no independent income, the lender looks through to the owners and requires their personal guarantee. The LLC protects you from some third-party liability — it does not get you off the hook for the loan.
- More documentation. You'll provide the articles of organization, operating agreement, and often business tax returns and financial statements on top of your personal package. See the full loan requirements checklist.
- DSCR for income-producing aircraft. If the aircraft earns revenue (charter, leaseback), a debt-service-coverage ratio test applies.
- Title in the entity's name. The FAA registration and title are held by the LLC, and the lender's lien is recorded against it at closing.
The Flight-Department-Company Trap
The most common and costly structuring mistake is the "pure flight department company": forming an LLC whose only activity is owning and operating an aircraft to fly its own members around. It feels tidy, but under FAA rules an entity that exists solely to provide air transportation to itself can run afoul of the line between private (Part 91) operations and commercial (Part 135) operations — potentially exposing you to regulatory problems and insurance-coverage disputes.
Legitimate structures exist to solve this (for example, properly documented leasing arrangements between the ownership entity and the operating users), but they must be set up correctly. This is precisely why entity choice belongs with an aviation attorney, not a generic LLC formation service.
Rule of thumb: an LLC that holds the aircraft is common and clean; an LLC that exists purely to provide flights to its own owners needs careful legal structuring to stay compliant.
Tax & Sales-Tax Implications
Two tax threads run through the entity decision:
- Income tax / depreciation. Business use is what unlocks accelerated depreciation. The entity and how you use the aircraft determine whether you meet the more-than-50% qualified-business-use test and how passive-activity rules treat the deductions. Read our 2026 bonus depreciation guide.
- Sales & use tax. Putting the aircraft in an out-of-state LLC does not automatically avoid use tax where the aircraft is based — a point covered in our sales tax by state guide, including why the "Montana LLC" approach is heavily audited.
Frequently Asked Questions
Should I buy my airplane under an LLC?
It depends on your goals. An LLC can help with liability isolation, co-ownership, and business tax treatment, but adds cost and documentation and must be operated properly to hold up. For a simple single-owner personal aircraft, personal ownership with strong insurance is often enough. Decide with an aviation attorney and tax advisor.
Does an LLC protect me from the aircraft loan?
Generally no. Lenders financing a single-purpose LLC almost always require a personal guarantee from the owners, so you remain responsible for the loan. The LLC mainly affects third-party liability exposure, not your obligation to repay.
Can I finance an aircraft in a brand-new LLC?
Yes. Lenders routinely finance aircraft held in newly formed single-purpose LLCs, underwriting the owners personally via guarantees. You'll provide the entity's formation documents plus your personal financial package. A new LLC with no operating history simply means the lender relies more on the guarantors.
What is a flight department company and why is it risky?
It's an entity whose only purpose is to own and operate an aircraft to fly its own owners. Under FAA rules, an entity providing air transportation solely to itself can blur the line between private and commercial operations, creating regulatory and insurance risk. Proper legal structuring is required to avoid the problem.
Does an LLC help me avoid sales tax?
Not by itself. Where the aircraft is based and used generally determines use tax, regardless of the entity's home state. Out-of-state LLCs used purely to dodge use tax are aggressively audited. Use an LLC for legitimate reasons and get tax advice on the sales/use tax separately.
Disclaimer: This article is general educational information, not legal, tax, or accounting advice. Ownership structuring has significant legal, tax, regulatory, and insurance consequences that vary by situation and state — consult a qualified aviation attorney and tax advisor before deciding. Jaken Aviation is a brokerage, not a direct lender, law firm, or tax firm.