The insurance your landlord sells you at signing often pays them, not you

Somewhere in the lease packet there's usually an insurance line, and it takes about four seconds to deal with. Check a box, add ten or fifteen dollars a month onto the rent, and most renters reasonably file that under handled.

A good share of those products aren't renters insurance. They're liability-to-landlord coverage, sometimes called tenant liability insurance, and they exist to pay the building owner when you damage the building.

What the two products actually do

Real renters insurance, the policy form insurers call HO-4, does three things: it replaces your belongings, covers your personal liability, and pays your additional living costs if the unit becomes uninhabitable.

Liability-to-landlord coverage does exactly one of those, paying for accidental damage you cause to the rental property itself, most often from fire or water.

The scenario that exposes the gap is a kitchen fire you start, where the liability-only policy pays the landlord to repair the unit and pays you nothing for the furniture that burned or the six weeks you spend somewhere else while the work gets done.

Why it looks like a good deal

Price is doing the persuading here, since a liability-only add-on bundled into rent often runs about $10 to $15 a month and requires no shopping, no separate account, and no proof of purchase handed to the leasing office.

Actual renters insurance costs $15 to $25 a month, according to the National Association of Insurance Commissioners. So the gap between the two products is a few dollars, while the difference in what they cover is most of your possessions.

A common baseline for a real policy is $100,000 in personal liability and $20,000 to $30,000 in personal property coverage. That property number is the part the landlord's add-on doesn't touch at all, and it's roughly what a furnished one-bedroom is worth once you count the mattress, the couch, the TV, the laptop, and the kitchen.

The living-expenses piece is easy to underrate until you need it. If your building is uninhabitable for two months, you're paying for somewhere else to sleep while your lease continues. Against the rents most people face, that's thousands of dollars, and it's the coverage that gets left out of the cheap version.

How to tell which one you have

Three checks settle it, and none of them takes long. Start with the named insured on the declarations page. If your landlord or the property management company is listed as the insured or the loss payee rather than you, it's their policy and you're paying the premium.

Then look for a personal property limit, because a real renters policy states a dollar figure for your belongings, usually somewhere in the tens of thousands, and if there's no personal property section at all then your things aren't covered.

Last, look for loss of use or additional living expense, which is the hotel coverage, and liability-only products don't carry it.

If the policy fails those checks, you can usually satisfy the lease requirement with your own policy instead. Most leases require you to carry coverage and name the landlord as an interested party, which any insurer will do at no cost, and that's a different thing from the landlord being the beneficiary.

None of this makes the landlord-offered product a scam, since it does what it says and a required liability policy is a reasonable thing for an owner to want. The problem is that it gets filed mentally under insurance handled, and the renter finds out what it doesn't cover on the worst day.

We've covered what a full policy pays for in what renters insurance actually covers, the water-damage edge cases in our guide to leaks and floods, and where insurance sits in a monthly budget in what utilities and insurance add to rent.

Sources

• National Association of Insurance Commissioners, consumer guidance on renters insurance coverage and cost

• Allstate, for standard HO-4 coverage components