
Two documents decide what a dock damage claim costs you. One is your policy. The other is the agreement you signed to get the slip.
Boat owners think about the first one and almost never read the second. But a marina dockage agreement is a contract that moves risk around, and it can undo protections your policy would otherwise give you. By the time a claim happens, both documents are already written.
This is about damage your boat causes to other people’s property. If the dock in question is your own, that is a different problem entirely, and it is covered in Boat Insurance for Waterfront Homeowners in Florida.
What the liability section does
The liability portion of a boat or yacht policy pays when you are legally responsible for damaging someone else’s property or injuring someone. A misjudged approach that takes out a piling, a boat that drags into the vessel in the next slip, wake damage, a fire that spreads: those are third-party claims and this is the coverage that answers them.
It also pays your defense costs, which matters more than owners expect, because the argument over who was at fault in a crowded marina is rarely simple and is frequently expensive before anyone reaches a number.
What decides the outcome is the limit. Liability limits on packaged boat policies are often set low by default and left there for years, while the vessels tied up around you have only gotten more expensive. Look at the boats in the slips on either side of yours and ask whether your limit would cover both of them.
The dockage agreement is moving risk onto you
Marina slip contracts commonly contain three provisions that matter to your insurance.
The first is a hold harmless or indemnity clause, which makes you responsible for claims connected to your boat and your use of the facility, sometimes including claims arising from the marina’s own conduct. The second is exculpatory language relieving the marina of responsibility for damage to your vessel while it is on their property. The third, and the one almost nobody notices, is a requirement that your insurer waive subrogation against the marina.
That third one has real consequences. Subrogation is how your carrier recovers from whoever actually caused the loss. If your policy waives it, and the marina damages your boat, your own carrier pays and then cannot go after the marina. Your deductible comes out of your pocket, the claim sits on your loss history, and the party that caused the damage pays nothing.
These clauses are often enforceable. The practical answer is not to refuse to sign but to know what you signed, confirm your policy can actually accommodate it, and price the risk accordingly. Bring the dockage agreement when we review the policy, not after.
Additional insured wording has to be on the policy
Marinas routinely require that they be named as an additional insured. A certificate of insurance stating that is not the same thing as an endorsement adding it, and the certificate is not a contract. If the endorsement is not on the policy, the wording on the certificate does nothing when a claim arrives, and you are the one exposed to a marina that believed it was protected.
This is worth verifying rather than assuming, particularly if the certificate was issued quickly to satisfy a slip application.
When the marina moves your boat
Many facilities haul, launch, block, and shuffle boats with forklifts and lifts. While they have your vessel, they have care, custody, and control of it, and a marina should carry its own coverage for exactly that situation.
Whether you can reach that coverage depends on the agreement. Between the exculpatory clause and the subrogation waiver, a well-drafted dockage contract can leave you looking at your own hull coverage for damage the yard caused. Photograph the boat before a haul-out, keep the documentation, and read what the agreement says about damage during handling.
Fire is the version that exceeds every limit
A boat fire in a marina does not stay on one boat. Slips are close, hulls are full of fuel and resin, and a fire that starts at a shore power connection or a battery charger at two in the morning can take a row of vessels with it.
That is the scenario in which a liability limit chosen for docking accidents becomes badly inadequate, because you are no longer paying for one dock section but for several boats and the structure between them. Shore power connections, chargers, and battery installations are worth keeping in good condition for reasons beyond the vessel itself.
Breaking loose in a storm cuts both ways
When a boat comes off its lines during a named storm and damages everything downwind, two questions follow. The first is whether you were negligent, which turns on how the vessel was secured and whether you did what a reasonable owner would have done. The second is whether you complied with your policy’s named storm requirements, which is a separate question with separate consequences.
Those consequences compound. Failing to execute the storm plan can jeopardize your own hull claim while simultaneously supporting the argument that you were negligent toward everyone your boat hit. The storm plan is discussed in more detail in High-Value Boat Insurance in Florida, and it is the section of that article worth reading before June.
Fuel spills become regulatory events
If your boat sinks, burns, or grounds and releases fuel, the cleanup is not a private matter between you and the marina. Response and remediation in a confined basin escalates quickly, and federal water pollution rules put the responsibility on the vessel owner.
Pollution liability limits on boat policies are frequently modest relative to what a real cleanup costs. Ask what limit you carry and whether it sits inside your liability limit or alongside it.
When the other boat has no insurance
Florida does not require recreational boat owners to carry liability coverage, which makes boating different from driving. Someone can strike your vessel at the fuel dock, damage it substantially, and have nothing behind them.
Uninsured boater coverage exists for that, and it is not on every policy. It is inexpensive relative to what it does, and in a state with this much traffic and no coverage requirement it is worth having.
The umbrella has to know about the boat
A personal umbrella adds a layer above your boat liability, but only for vessels the umbrella carrier has agreed to cover. Length, horsepower, and speed thresholds apply, and the boat generally has to be scheduled with an underlying limit that meets the umbrella’s requirement.
For a marina fire or a serious injury claim, the umbrella is the coverage that matters. It is worth confirming it actually attaches.
Worth confirming
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Your liability limit, measured against the value of the boats around you rather than your own
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Whether your policy includes pollution liability, and whether that limit is separate
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Whether uninsured boater coverage is on the policy
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What your dockage agreement says about indemnity, damage during handling, and waiver of subrogation
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Whether the additional insured endorsement the marina required is actually on your policy
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Whether your boat is scheduled on your umbrella, and whether the underlying limit satisfies it
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What your policy requires you to do with the vessel when a storm is named
Bring the slip agreement with the policy
Atlantis Insurance is an independent agency in Stuart serving boat owners across the Treasure Coast, Palm Beach County, and Florida’s west coast. When we review a vessel kept in a slip, we read the dockage agreement alongside the policy, because the two documents have to work together and usually nobody has checked whether they do.
Atlantis Insurance Inc 850 NW Federal Highway, Suite 129 Stuart, FL 34994 561-983-4333



