Louisiana guide · Flood
Flood zones and flood insurance in Louisiana
Your flood zone decides whether the buyer's lender requires flood insurance. It no longer decides what the policy costs — since Risk Rating 2.0, FEMA prices each building individually. And the thing most Louisiana sellers never find out: an NFIP policy can be assigned to your buyer at closing, which carries your pricing across and skips the 30-day waiting period entirely.
Reviewed by Nicole Gaudet, REALTOR®
Updated September 17, 2026
The map
What the letters actually mean
Zones starting with A or V are the Special Flood Hazard Area — the area FEMA maps as having a 1% chance of flooding in any given year. That is the "100-year flood," which is a probability, not a schedule.
| Zone | In the SFHA? | What FEMA means by it |
|---|---|---|
| A | Yes | 1%-annual-chance flooding, mapped by approximate methods. No base flood elevations shown, because the detailed hydraulic study was never done. |
| AE | Yes | 1%-annual-chance flooding determined by detailed study. Base flood elevations are shown. The most common high-risk zone on Louisiana maps. |
| AH | Yes | 1%-annual-chance shallow flooding, usually ponding, with average depths of one to three feet. |
| AO | Yes | 1%-annual-chance shallow flooding, usually sheet flow on sloping terrain, average depths one to three feet. |
| A99 | Yes | 1%-annual-chance flooding, but a federal flood protection system under construction will ultimately protect it. |
| AR | Yes | A previously accredited flood protection system was decertified and is being restored. |
| V / VE | Yes | Coastal, 1%-annual-chance flooding plus storm-induced wave action. VE shows base flood elevations. The most expensive zone to build in and insure. |
| X (shaded) | No | Moderate risk: the 0.2%-annual-chance floodplain — the "500-year" area — or 1%-annual-chance areas where depths are under a foot. |
| X (unshaded) | No | Minimal risk: outside both the 1% and 0.2% floodplains. |
| D | Undetermined | Possible but unstudied flood hazards. No analysis has been done. |
Zone X is not "no flood risk." It is the zone where the lender will not force a policy. Plenty of Louisiana homes that have taken water sit in X, and coverage there is usually cheap precisely because the rated risk is lower.
Definitions from FEMA's How to Read a Flood Insurance Rate Map and FEMA's flood zone designations. Zone letters describe the mapped hazard, not your individual building.
The rule
When flood insurance is actually required
Louisiana has no statewide law forcing you to carry it. The requirement is federal, and it attaches to the loan.
If there's a federally backed loan and the building is in the SFHA
Federal law bars a regulated lender from making, increasing, extending or renewing a loan secured by a building in a Special Flood Hazard Area unless it is covered for the term of the loan — at least the outstanding principal balance or the maximum NFIP limit, whichever is less. The lender also has to notify the borrower in writing, a reasonable time before signing.
42 U.S.C. § 4012a; notice requirement at 42 U.S.C. § 4104aThe obligation follows the house, not the owner
The statute is explicit: the requirement to maintain flood insurance "shall apply during the life of the property, regardless of transfer of ownership." Selling does not reset it for your buyer, and it is not a thing you can negotiate away between yourselves.
42 U.S.C. § 4012aA cash buyer is not required by federal law to carry it
No federally backed loan, no federal mandate. That is a legal fact, not advice — an uninsured house in an AE zone is still an uninsured house in an AE zone. But it does mean a cash offer is not blocked by a binding problem, which matters in hurricane season.
The mandate at § 4012a runs through the lenderWhat NFIP covers, and the 30-day wait
A residential NFIP policy covers up to $250,000 on the building and $100,000 on contents. New policies normally take 30 days to take effect — except when coverage is bought in connection with a mortgage loan, which is effective immediately. That exception is why closings work at all.
FEMA / NFIP agent guidancePricing
Your zone no longer sets your premium
This is the single most out-of-date belief about flood insurance in Louisiana, and repeating it costs sellers deals.
Under FEMA's old method — unchanged for roughly fifty years — price came mainly from the flood zone and the elevation. Under Risk Rating 2.0, FEMA prices each individual building using the frequency of flooding, multiple flood types (river overflow, storm surge, coastal erosion, heavy rainfall), how close the property is to the water, and the building's own characteristics including first floor height and the cost to rebuild.
When it took effect: new policies written on or after 1 October 2021. Every remaining renewal moved over by 1 April 2022. It has been the only method for years.
What that means in practice. Two houses in the same AE zone can be priced very differently, and an X-zone house close to water with a low first floor is not automatically cheap. The zone still decides whether the lender requires a policy. It no longer decides the number.
Source: FEMA, Understanding Risk Rating 2.0.
What FEMA prices on now
- Flood frequency
- At this spot
- Flood types
- River, surge, rain, erosion
- Distance to water
- The actual source
- First floor height
- Your building
- Rebuild cost
- Your building
- Flood zone alone
- No longer the driver
The seller's move
You can hand your flood policy to your buyer
Most sellers cancel it at closing. That is usually the wrong call, and it is worth real money on the right house.
The NFIP's own policy language allows it: "You may assign this policy in writing when you transfer title of your property to someone else" — with two exceptions, a contents-only policy and a policy on a building under construction.
Why it matters. The policy carries its own effective date and any discount attached to it. FEMA confirms policyholders can transfer that discount to a new owner by assigning the policy when the property changes hands. If your policy is priced better than what the buyer would be quoted today, that difference is a selling point you can put in writing.
The second benefit is timing. Assignment sidesteps the 30-day waiting-period question entirely, because the policy is already in force. In a South Louisiana summer, when a named storm can suspend new binding for days, an in-force assignable policy is the difference between closing on schedule and extending.
Ask your agent to price both ways before you cancel anything: what the buyer would pay for a new policy, and what yours costs assigned. If yours wins, it belongs in the listing.
Source: Standard Flood Insurance Policy, Dwelling Form, General Conditions § VII.C (44 C.F.R. Part 61, App. A(1)); FEMA Risk Rating 2.0 FAQ.
Assignment at a glance
- Allowed
- In writing, at transfer of title
- Carries over
- Effective date and discount
- Waiting period
- Not restarted
- Not assignable
- Contents-only policies
- Not assignable
- Buildings under construction
- Do this
- Price it before you cancel
Try the net sheet calculator with your own numbers.
Louisiana law
What the state makes you disclose
Louisiana has no separate flood disclosure statute. The obligation runs through the property disclosure document the Real Estate Commission prescribes under La. R.S. 9:3198 — and its 2026 form devotes an entire section to flood, items 25 through 37.
The one that can follow you after closing
If you or a previous owner took federal flood disaster assistance that was conditioned on getting and keeping flood insurance, federal law requires you to tell the buyer in writing that they must maintain it. Fail to give that notice, the new owner lets the insurance lapse, the house floods and federal relief is paid — and the transferor is required to reimburse the federal government the amount of that assistance.
The state form asks it directly, including which agency, how much, and what for.
42 U.S.C. § 5154a; LREC Property Disclosure Document (01/2026) item 35Road Home grants are their own question
The form asks separately whether you or a previous owner received a Road Home grant, whether the property is subject to the Road Home declaration of covenants running with the land or other requirements to obtain and maintain flood insurance — with a copy attached — and whether anyone personally assumed terms of the grant agreement.
Covenants that run with the land do not end when the house is sold. Find out before you list, not at the closing table.
LREC Property Disclosure Document (01/2026) items 36–37You answer in good faith, to the best of your knowledge, as of the date you sign. The document has to reach the buyer no later than the time they make an offer; if it arrives after, they can terminate within 72 hours, excluding weekends and holidays, and take their deposit. It is a disclosure, not a warranty, and it is not part of the contract. La. R.S. 9:3198
Paperwork
Elevation certificates, and Louisiana Citizens
Elevation certificates
A document showing how high a building sits relative to expected flood levels — specifically its first floor height. Completed by a licensed land surveyor, professional engineer or certified architect.
Check before you pay for one. FEMA's own advice is to ask your local floodplain manager first, because the community may already hold a certificate for your address. New Orleans, for one, will send you a copy on request.
Under Risk Rating 2.0 a certificate is no longer required to buy coverage. Submitting one voluntarily can still lower the rate. And the Louisiana disclosure form asks whether you have one and whether you will share it.
Source: FEMA, Understanding Elevation Certificates.
Louisiana Citizens is not flood insurance
Worth stating plainly, because the two get confused constantly. Louisiana Citizens Property Insurance Corporation writes property insurance, not NFIP flood coverage. Flood still comes from the NFIP or the private flood market.
Citizens exists as a residual market — an insurer of last resort for owners who are entitled to coverage but cannot get it in the voluntary market. The application form has to state that, and it has to list the carriers who declined you.
It is priced to be uncompetitive on purpose. State law requires its rates to exceed, by at least ten percent, the higher of the actuarially justified rate or the highest rate charged by major insurers in that parish.
Source: La. R.S. 22:2293, 22:2297, 22:2302, 22:2303.
Do this first
Look your address up
FEMA's Flood Map Service Center is the source Louisiana's own disclosure form points sellers at. Your parish may have something faster.
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Questions
Flood, answered
What does flood zone X mean?
Zone X sits outside the Special Flood Hazard Area, so a federally regulated lender cannot require you to carry flood insurance. Shaded X is the 0.2%-annual-chance floodplain — the “500-year” area — or 1%-annual-chance areas where depths stay under a foot. Unshaded X is outside both. Zone X is not “no flood risk.” It is the zone where nobody forces a policy on you.
What does flood zone AE mean?
AE is a high-risk zone: 1%-annual-chance flooding determined by a detailed study, with base flood elevations shown on the map. It is the most common high-risk zone on Louisiana maps. If a federally backed or federally regulated loan is secured by an AE building, flood insurance is mandatory for the life of that loan.
42 U.S.C. § 4012a
Is flood zone AE bad?
AE means two things: your lender will require flood insurance, and the map shows a base flood elevation for the property. What it does not tell you is the price. Since Risk Rating 2.0 FEMA rates each building individually — flood frequency at that spot, the types of flooding, distance to water, elevation and replacement cost — so two AE houses on the same street can be priced very differently. Get a quote on the actual address before you draw a conclusion.
Do I need flood insurance in Zone X?
Not by law, and not by your lender — Zone X is outside the Special Flood Hazard Area, so the federal mandatory purchase requirement does not reach it. That is a lending rule, not a safety rating. Plenty of Louisiana homes that flooded were sitting in X, coverage there is usually much cheaper, and if the property has ever received federal flood disaster assistance, keeping flood insurance can be a condition of staying eligible for future aid.
42 U.S.C. § 4012a · 42 U.S.C. § 5154a
How do I find out what flood zone my house is in?
Look the address up on FEMA’s Flood Map Service Center, then confirm it with your parish floodplain administrator — the parish links are above. The administrator works from the effective map panel and can tell you whether a Letter of Map Amendment applies to your lot. Do not take the zone from a listing or a third-party home search; the map panel is what your lender and your insurer will use.
How much is flood insurance in Zone AE?
There is no Zone AE price. For roughly fifty years premiums came mainly from the zone and the elevation; under Risk Rating 2.0 they come from the individual building instead. The zone still decides whether your lender requires coverage. It no longer decides what the policy costs. The only honest answer for a specific house is a quote on that address — and if the seller already carries an NFIP policy, ask whether it can be assigned to you at closing.
Do I have to have flood insurance in Louisiana?
Not by state law. Federal law requires it when a building in a Special Flood Hazard Area secures a federally backed or federally regulated loan — the lender cannot make or renew the loan without it. A cash buyer is not federally required to carry it.
42 U.S.C. § 4012a
What is a Special Flood Hazard Area?
The area FEMA maps as having a 1% chance of flooding in any given year — zones A, AE, AH, AO, AR, A99, V and VE. The "100-year flood" is that same 1% annual probability, not an event that happens once a century.
FEMA
Does being in Zone X mean my house won't flood?
No. Zone X means FEMA maps the risk as moderate or minimal, so a lender will not force a policy. Shaded X is the 0.2%-annual-chance area. Houses in X flood in Louisiana, and coverage there is usually inexpensive because the rated risk is lower.
Can I give my flood insurance policy to the buyer?
Yes, in writing, when title transfers — that is in the NFIP policy's own conditions. The policy carries its effective date and any discount to the new owner, and because it is already in force there is no new waiting period. Contents-only policies and policies on buildings under construction cannot be assigned. Price it both ways before you cancel anything.
44 C.F.R. Part 61, App. A(1) § VII.C; FEMA Risk Rating 2.0 FAQ
How long before a new flood policy takes effect?
Normally 30 days. The big exception is coverage bought in connection with making, increasing, extending or renewing a mortgage loan, which takes effect immediately — that is how closings happen. There are narrower exceptions for a map revision and for post-wildfire federal land.
FEMA / NFIP
How much does NFIP cover?
Up to $250,000 on a residential building and up to $100,000 on contents. Above that you are looking at private excess flood coverage.
FEMA / NFIP
Do I need an elevation certificate to sell?
Not to sell, and since Risk Rating 2.0 not to buy a policy either. It can still lower a premium, and the Louisiana disclosure form asks whether you have one and whether you will share it. Ask your parish floodplain office before you pay a surveyor — they may already have yours.
What do I have to tell a buyer about flooding?
On the state disclosure form: whether the land or any structure has ever flooded, during and before your ownership; the flood zone and where the figure came from; whether it is in an SFHA; whether there is a policy, with the declarations page attached; whether you have an elevation certificate; and every prior NFIP and private flood claim with amounts — yours and the previous owner's. Plus any federal flood assistance or Road Home grant.
La. R.S. 9:3198; LREC Property Disclosure Document (01/2026) items 25–37
I got federal flood assistance years ago. Does that matter now?
It can matter a great deal. If that assistance was conditioned on obtaining and maintaining flood insurance, you must notify the buyer in writing of the requirement. If you do not, and the new owner lets it lapse, and the house floods and federal relief is paid, the law requires the seller to reimburse the federal government for that relief. Get this one right.
42 U.S.C. § 5154a
Is Louisiana Citizens flood insurance?
No. Citizens writes property insurance as an insurer of last resort for owners who cannot get coverage in the voluntary market, and state law requires its rates to run at least 10% above the higher of the actuarially justified rate or the highest rate charged by major insurers in the parish. Flood coverage still comes from the NFIP or a private flood carrier.
La. R.S. 22:2302, 22:2303
Keep reading
Next
Next step
Get the zone sorted before you list.
We will pull the flood zone, check whether your parish already holds an elevation certificate, and price your policy assigned versus new. No obligation.
General information about federal flood insurance rules and Louisiana practice, current as of September 17, 2026. Nicole Gaudet is a licensed Louisiana real estate salesperson — not an attorney, an insurance agent, a surveyor or FEMA. Confirm coverage questions with a licensed insurance agent and legal questions with your own attorney.