Boats, Yachts, and Aircraft: The Florida Tax Rules Owners Overlook

Most people buying a boat in Florida have heard one tax fact: the sales tax is capped. That’s true, useful, and dangerously incomplete. The Florida tax rules for boats, yachts, and aircraft also include a six-month use tax clock, exemptions that disappear when a Florida resident controls the buying entity, and a monthly tax on your slip or hangar that most owners never budget for. Here’s what gets missed and what it costs.

The Florida Boat Sales Tax Cap Doesn’t Apply to Aircraft

The maximum tax on a boat or vessel sale is $18,000, and that figure covers both the state sales and use tax and the county discretionary surtax, which varies from one Florida county to the next (see our breakdown in Miami vs. Miami Beach sales tax rules). The county surtax only reaches the first $5,000 of the purchase price, so it barely moves the total. Since 6% of $300,000 is exactly $18,000, every dollar of hull above that point is effectively untaxed.

Aircraft buyers don’t get the same deal. The Department of Revenue’s aircraft guidance applies the 6% tax plus surtax on the first $5,000 of the price, and it contains no equivalent ceiling. A 2023 House bill proposed limiting the tax on any aircraft sale to $18,000, but the current aircraft guidance still has no cap.

Here’s what that gap looks like on a dealer sale in a county with a 1% surtax, before any trade-in:

At $2.5 million, the yacht buyer’s effective rate is under three-quarters of one percent. The aircraft buyer pays the full 6%.

Florida Use Tax: The Six-Month Clock on Out-of-State Boat Purchases

Buying elsewhere doesn’t make Florida tax disappear. Use tax is due when a boat is bought from someone who isn’t a registered dealer and the sale happens in Florida, when it’s bought in another state and brought into Florida within six months, or when it’s bought in a foreign country and brought in at any time. That last rule catches plenty of buyers of European-built yachts.

Tax paid in another state isn’t wasted. If you buy in a state with a 4% rate, Florida collects the remaining 2% plus any surtax, still subject to the $18,000 maximum. The deadline sneaks up fast: a boat must be titled or registered in Florida within 30 days of purchase or entry, or within 90 days of entry if it’s already documented or registered in another state, and the use tax is collected at that point.

Aircraft follow their own paperwork. Use tax is reported on Form DR-15AIR and becomes late after the 20th of the month following the purchase, delivery, or entry into Florida.

Nonresident Yacht and Aircraft Exemptions Come With Strings

Florida will waive sales tax for a genuine nonresident who takes the vessel or aircraft out of state, but the windows are narrow. A boat under 5 net tons must leave Florida within 10 days of purchase, or within 20 days after repairs at a registered repair facility are completed. Larger boats can use Department of Revenue decals to stay up to 90 days, extendable to 180. Aircraft get the same 10-day and 20-day windows, and the buyer must later send out-of-state fuel, hangar, or repair invoices showing the registration number, plus proof of registration outside Florida.

The overlooked piece is ownership. The exemption doesn’t apply to a Florida resident, to an entity whose controlling person is a Florida resident, or to a corporation with any Florida-resident officers or directors. A Miami owner who titles a plane in a Delaware LLC hasn’t become a nonresident.

Coming back too soon also undoes the exemption. An aircraft that returns within six months of purchase and stays more than 20 days triggers use tax, surtax, interest, and a mandatory penalty equal to the tax. Fudging the paperwork is worse: a fraudulent affidavit brings a mandatory 200% penalty, a fine of up to $5,000, and up to five years in prison.

Visiting boats have their own rule. An untaxed boat can stay at a registered Florida marina for up to 20 days total in a calendar year, and that clock pauses while the boat is being repaired at a registered repair facility.

The Florida Taxes That Keep Coming: Slips, Hangars, and Refits

The purchase is a one-time bill. Storage is a subscription. The 6% state tax plus surtax applies to rentals of boat docking space at marinas and aircraft tie-down or storage space at airports, and Florida’s October 1, 2025 repeal of the commercial rent tax didn’t change that. The $5,000 surtax limit doesn’t apply to these rentals either, so the full county rate hits every invoice.

Picture a $2,500 monthly slip in a county with a 7% combined rate. That’s $175 a month and $2,100 a year. In a little under nine years, the slip has out-taxed the yacht.

Refits have a ceiling of their own. The tax on a boat repair is capped at $60,000, and each separate repair job gets its own cap. At 6%, the state tax alone hits that limit at about $1 million of taxable work. Aircraft owners may owe nothing at all: engines, parts, equipment, and labor for maintaining or repairing aircraft with a maximum certified takeoff weight over 2,000 pounds are exempt, and the dealer has to record the N-number and takeoff weight on the invoice. If that information is missing, you may be paying tax you don’t owe.

Plan Your Florida Boat, Yacht, or Aircraft Taxes Before You Sign

With these assets, timing and paperwork decide the tax more than price does. Before you close, map out where the boat or aircraft will be delivered, where the controlling owner lives, and how many days it will spend in Florida during the first six months. Then keep every fuel receipt, dockage invoice, and flight log, because that’s what the Department of Revenue will ask for.

If you’re buying, bringing in, or storing a boat, yacht, or aircraft in Florida, OliRam Advisors in Miami can review the structure and the numbers before the state does.