Do I need a permit to replace my roof in Hammond?

Yes. Louisiana requires any municipality or parish that issues construction permits to permit and inspect roof construction and reroofing, and that requirement is carried at La. R.S. 37:3737(I). Whether you apply to the City of Hammond or to Tangipahoa Parish depends on whether the property sits inside the city limits.

Is it cheaper to be outside the city limits?

On the permit alone the Parish scale is usually the lower one. Tangipahoa prices Renovations at $20 up to $10,000 of fair market value and $2.00 per thousand above that, against the City of Hammond at $30 and $5 per thousand. Both schedules are worded loosely enough above $10,000 that the office confirms the actual figure. It is not a choice you get to make either way, because the property boundary decides which one applies.

What happens if the roofer starts before the permit comes through?

The City application states that failing to get the permit before work begins results in a stop work order and a doubling of the permit fees, and that the City may require removal of the work already begun and impose monetary fines. Separately, the State Licensing Board for Contractors states that beginning work before a permit is issued is a violation by the contractor under Act 422 of 2025.

My address says Hammond, so is it the city that permits my roof?

Not necessarily. The Hammond postal area covers addresses both inside and outside the city boundary, and the unincorporated part is permitted by Tangipahoa Parish. It is worth settling before an application is made, because the two offices use different fee scales and different intake.

What does a roof replacement cost in Hammond?

A full asphalt replacement is estimated at $7,000 to $18,000, moved by size, pitch and how many layers have to come off. Standing seam metal and complex roofs with several valleys run higher. Every figure here is an estimate and a written price follows a measurement.

Can I get the Fortify Homes grant in Hammond?

Tangipahoa is on the programme parish list, so Hammond homeowners are within an eligible parish. As read in September 2026 the Louisiana Department of Insurance states that lottery registration is closed and that further rounds will be announced later, and past rounds have been narrowed below parish level, so check your own address against the programme rather than relying on the parish name.

Does the grant cover a repair rather than a replacement?

No. The programme rules state that roof patching and other partial repairs are not eligible, and that grant funding for a roof covering replacement requires the entire contiguous roof covering to be replaced. The rules also state that funds cannot be used by a homeowner who goes ahead and fortifies a roof without first receiving a grant.

How do I check my roofer is licensed for the work?

Ask for the Louisiana state licence number and its expiry date. From 1 January 2026, work on a residential roofing system valued at seven thousand five hundred dollars or more requires the Residential Roofing or Residential Construction classification under R.S. 37:2156.4. The City of Hammond permit application has a line for that number, so the check sits inside the paperwork you already sign.

How long does a replacement take?

Most single family roofs are a day of work once the crew is on site. The calendar is usually set by the permit and any overlay district review rather than by the roofing, which is why those steps sit at the front of the process.

Home/Service Areas/Louisiana/Hammond/Roof Replacement

Roof Replacement in Hammond, LA

Big Easy Roofing replaces roofs across Hammond and Tangipahoa Parish, with the price written down before tear off begins. Hammond is unusual in this region because the City publishes what a roofing permit actually costs instead of leaving you to ask, and it publishes what happens if the work starts before the permit is issued.

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Service

City

$7k to $18kEstimated full replacement

$30 plus $5 per $1,000City of Hammond roofing permit

DoubledCity permit fee if work starts first

One dayMost single family roofs

Hammond roof replacement at a glance

A full asphalt replacement on a Hammond house is estimated at $7,000 to $18,000. Two things get settled before that is priced. Which authority issues the permit for the address, because the City and the Parish charge on different scales, and what the construction value is, because both scales are built on it.

The City publishes a roofing fee

$30, then $5 per thousand

The City of Hammond permit application prices residential renovation, repair and roofing at a flat $30.00 up to $10,000 of construction value, and above that at $30 plus $5 per thousand. Commercial work runs the same shape from $50.

The Parish charges on a lower scale

$20, then $2 per thousand

Tangipahoa Parish prices Renovations on fair market value at $20 up to $10,000 and $2.00 per thousand at $10,000 or more. On most jobs that works out lower than the City scale, though the two schedules are worded differently enough that the counter settles it.

Who issues the permit

City or parish, by address

The City of Hammond permits inside the city limits. Tangipahoa Parish permits the unincorporated area. A Hammond postal address may sit either side of that line, so the boundary decides it rather than the postmark.

Starting early costs double

Stop work order, doubled fee

The City application states that failing to get the permit before work begins results in a stop work order and a doubling of the permit fees, and that the City may require removal of the work begun and impose monetary fines.

State law is compulsory here too

Permit and inspection required

Louisiana requires any municipality or parish that issues construction permits to permit and inspect roof construction and reroofing, at La. R.S. 37:3737(I). Hammond and Tangipahoa Parish both issue permits, so the paperwork is required either route.

The permit has a shelf life

Six months

The City application states the permit becomes null and void if the work is not commenced within six months, or if it is suspended or abandoned for six months once started. Pulling a permit early and sitting on it does not hold your place.

Every figure on this page is an estimate, not a quote, and is subject to Big Easy Roofing sign off. Cost and timescale depend on size, pitch, access, weather, materials and whatever is found once work starts, so call Big Easy Roofing on (504) 800-8196 and we will come out and give you an estimate for your own roof.

Every figure on this page is an estimate, not a quote, and is subject to Big Easy Roofing sign off. Cost and timescale depend on size, pitch, access, weather, materials and whatever is found once the covering is off, so call Big Easy Roofing on (504) 800-8196 for a written price.

Four coverings, and what each is really buying you

The covering choice on a Hammond house is mostly a question of how long you intend to hold the property. It also moves the permit fee, because both the City and the Parish scales are built on construction value, so a more expensive covering carries a slightly larger permit with it.

Covering	Estimated installed	Realistic service life	What decides it
Architectural asphalt shingle	$7,000 to $18,000	20 to 30 years	The default, and what the FORTIFIED standard is usually written around
Three tab asphalt shingle	$6,000 to $12,000	15 to 20 years	Cheaper now, and the shortest life of the four in this heat
Standing seam metal	$18,000 to $40,000	40 to 60 years	The longest life and the highest number, for a long hold
Modified bitumen on a low slope	$9,000 to $20,000	15 to 25 years	Only where part of the roof is genuinely low slope

Every figure is an estimate and none of it is a quote. Pitch, layers, decking condition and access move all four bands. Call for a written price on your Hammond roof.

In Hammond the permit has a published price

Most places in this region make you ring up to find out what a roofing permit costs. Hammond prints it on the application form, along with what happens if the work starts first. That makes the paperwork easy to check before anyone climbs a ladder, and it is worth checking, because the penalty is a multiplier.

The permit itself is not optional

Statewide since 2025

Louisiana requires any municipality or parish that issues construction permits to permit and inspect roof construction and reroofing. The requirement came in through Act 239 of 2025 and is carried at La. R.S. 37:3737(I). Hammond issues permits, and so does Tangipahoa Parish, so a reroof is permitted either way.

Inside the city limits

City of Hammond

The Building Department is at 219 E Robert St, Hammond LA 70401, on (985) 277-5655, open Monday to Friday 8am to 4pm. Intake runs through the mgoconnect.org portal, and the current fee is confirmed at the Building Department when the permit is pulled.

Outside the city limits

Tangipahoa Parish

The Parish Permit Office covers the unincorporated area from 15485 West Club Deluxe Road in Hammond, on (985) 542-2117. The Parish adopted the 2021 building codes and the 2020 NEC with effect from 1 January 2023.

The missing permit is your roofer's problem too

Act 422 of 2025

The State Licensing Board for Contractors states that Act 422 makes it a violation of the law for a contractor to fail to obtain a permit, to begin work before the permit is issued, to misrepresent the value or scope of work, or to fail to obtain inspections. That is a licence matter, not just your paperwork.

What the published fee does and does not tell you

The City form prices residential renovation, repair and roofing at $30 up to $10,000 of construction value, then at $5 per thousand above it. It does not say whether that per thousand runs on the whole value or only on the part above $10,000, and the two readings give different answers, so the figure is confirmed at the counter rather than guessed at.

The Parish scale is the lower one on most jobs, at $20 up to $10,000 and $2.00 per thousand above it, on fair market value. The Parish schedule does not name roofing specifically, so which line a reroof is filed under is worth confirming when the application goes in.

These are the figures printed on the City and Parish documents as we read them in September 2026, not a quote from either office. Neither document is dated on its face, so treat them as the published scales and take the amount that applies to your job from the office when the application goes in.

Ask any roofer for a licence number, and check the date

From 1 January 2026 the Residential Roofing or Residential Construction classification is required to advertise, solicit, offer, quote, estimate, supervise or perform work on a residential roofing system valued at seven thousand five hundred dollars or more. That is R.S. 37:2156.4, it covers quoting the work and not only doing it, and the wording is "or more", not "over".

The City of Hammond permit application has a line for the contractor's Louisiana state licence number and its expiry date, so the question gets asked on the form. That records the number rather than proving the classification is current, so verify it with the State Licensing Board, whose own memo sets out the rule.

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What a Tangipahoa address changes about the job

Hammond sits inland in Tangipahoa Parish, north of Lake Pontchartrain, which puts it in a different position from the coastal and west bank parts of this region. Three things follow, and two of them are on the paperwork rather than on the roof.

The flood zone is settled on the permit form, not afterwards

The City of Hammond permit application captures the flood zone and separates the zones that require an elevation certificate, A, AE, AO and AH, from those that do not, C and X. A roof replacement is not a flood improvement, but the zone is recorded against the property at the point the permit is issued.

That matters mostly because it is one more thing that has to be right on the form before the permit is issued, and a form that goes back for correction is time the crew is not on the roof.

Hammond has overlay districts, and the form names them

The City permit application lists a Historic District overlay and a Downtown Development District overlay alongside the Thomas/Morris, Hyer-Cate and Iowa Addition overlays. If the property sits in one, there may be a review step in front of the building permit.

What that review requires for a reroof specifically is a question for the City rather than something to assume from how a neighbouring parish handles it. We ask before the application goes in, because a review discovered afterwards restarts the clock.

Heat and water age the covering at the details first

A covering in this climate almost never fails as a flat surface. It fails at the flashings, the valleys and the pipe boots, which is why those items sit inside a written scope on a replacement rather than being taken as read.

The other half of the ageing story is attic heat, and ventilation is the underpriced part of the fix. A sealed attic on a hot roof takes years off a shingle, so ventilation is on the scope rather than left as an option.

Big Easy Roofing Process

Four steps. The first is a boundary question rather than a measurement, because in Hammond the city limit decides which fee scale applies to your job as well as which office you apply to.

A roofing estimator checking a property boundary and permit fee scale on a tablet

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01 Establish which authority covers the address

City of Hammond or Tangipahoa Parish. This decides the permit route, the fee scale and the inspection calendar, and it is settled before anything is quoted.

02 Check the overlay district position

Whether the property sits in the Historic District, the Downtown Development District or one of the other named overlays, and whether that adds a review step in front of the building permit. Confirmed with the City, not assumed.

03 Measure, inspect the deck and write the scope

Squares, pitch, layers and the condition of what is under the covering. The construction value that comes out of this is what both permit scales are calculated on.

04 Tear off, replace, and hand over the paperwork

The scope, the permit and the inspection sign off go to you together, which is what a future buyer or insurer asks for.

Everything else we do in Hammond

The rest of the Big Easy Roofing services available in Hammond, each with its own page, crew and written scope. Where a roof does not need a full replacement, a repair, an inspection or gutter work is the cheaper honest answer.

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