
What Are Coverage a, B, C, and D in Condo Insurance?
Condo policies skip A and B. C covers your belongings, D covers extra living costs if you can't stay there.
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Most condo policies, called HO-6, only use letters C and D, since the HOA's master policy handles the building itself under its own A and B. What you're insuring is everything the master policy doesn't reach. That often means the drywall, cabinets, and flooring inside your unit if it's a bare-walls master policy, plus your furniture, clothes, and electronics. Check your condo declaration page for an interior coverage amount, since that number needs to match what it would cost to rebuild the inside of your unit, not just replace your belongings.

The HOA's master policy covers the building, but not what happens if its number doesn't match what the bare walls actually cost to redo, or if a special assessment lands on every owner after a shared loss. Loss assessment coverage and the right interior limit on an HO-6 close that gap. Comparing policies shows which ones price that protection fairly for a unit like yours.
What happens when a leak starts in someone else's unit
Water does not respect unit lines. A pipe fails two floors up, and it comes through your ceiling. The first question is where the water started and what kind of master policy the HOA carries, and both matter for who pays. If the building's plumbing failed, the master policy's Coverage A often responds for the structure, but your HO-6 is still the one paying to replace your soaked furniture and repair any interior finishes that fall under your own coverage rather than the master policy's.
If the water came from the unit next door because a neighbor left a tub running, their HO-6 liability coverage may owe for the damage they caused, but that claim can take time to sort out, and your own policy is what pays while responsibility gets worked out. This is why Coverage C and D matter even in buildings with strong master policies. The building's insurance was never going to replace your couch or pay your hotel bill while the ceiling dries out.
Loss assessment coverage handles a different kind of bill. If the HOA's master policy has a deductible, say a flat dollar amount that applies per claim, and the building files a claim for that same burst pipe, the HOA may pass its deductible on to every owner as a special assessment. The same thing happens if damage from a fire or storm exceeds what the master policy pays out. Loss assessment coverage on an HO-6 reimburses the owner for their share of that bill, up to the limit written in the policy. It is usually a modest add-on, and most HO-6 policies include some amount by default, but the figure on a declarations page is worth checking against what a special assessment in that building could actually run.
Townhomes complicate this further because not every townhome is part of an HOA with a master policy at all. Some are insured like a detached house, with the owner carrying a standard homeowners policy that covers the whole structure, foundation included. Others sit inside an association that insures the exterior walls and roof the way a condo building does, which means the owner needs an HO-6 instead. The deed and HOA bylaws say which kind of ownership applies, and that answer decides which policy type actually fits the property.

How much interior coverage does a unit actually need
The number on an HO-6 declarations page for interior coverage is a guess until it's checked against the cost to rebuild the inside of the unit. That cost is not the price the unit would sell for, and it's not what the furniture and belongings are worth either. It's drywall, cabinets, flooring, built-in appliances, and fixtures, priced at what a contractor would charge to put them back. A unit that sold for a high price in a strong market can still have a low rebuild cost if the finishes are ordinary, and the reverse happens too.
The HOA's master policy sets the starting point. A bare-walls policy means the master covers only the structure itself, studs and the unfinished shell. The owner's HO-6 then has to cover everything installed inside after that, including original cabinets and flooring. A single-entity or all-in policy means the master already covers some finishes, so the owner's interior coverage can be lower. The HOA should be able to say which type it carries, and that answer changes the number that belongs on the HO-6 by a lot.
Getting this number wrong shows up after a loss, not before. If a kitchen fire guts a unit and the HO-6 interior limit is set too low, the payout stops short of what it costs to rebuild. The owner covers the difference out of pocket. Renovations make this worse over time. An owner who upgraded a bare-walls unit with new cabinets, hardwood floors, and higher-end fixtures has raised the rebuild cost without necessarily raising the coverage limit to match, since nothing prompts that update automatically.
A policy written five years ago for a unit with builder-grade finishes may not reflect what sits inside it now. Worth revisiting any time the unit is renovated, or any time the HOA changes its master policy, since either one can move the number that actually fits.

Before the next renewal
Pull your condo declaration page and check the interior coverage number against what it would cost today to rebuild the inside of the unit, then confirm the HOA's master policy type and your loss assessment limit.

