Louisiana Sales Tax Rates: 2026 County Guide
Complete sales tax breakdown for all 62 counties in Louisiana. Select a county to see city-level rates and How-To guides.
Louisiana Base State Tax Rate
| Jurisdiction | Rate |
|---|---|
| Louisiana State Sales Tax | 5.000% |
| Total Combined Rate | 10.100% |
Louisiana Sales Tax Rules, Local Rates and Nexus Notes
Data-rich guideThe sales tax environment of Louisiana features a combination of statewide base regulations and localized option taxes. Our summary connects state base rates, average local options, and nexus regulations in one place.
Reviewing the layers of tax, the combined rate of 10.100% consists of a 5.000% state rate. This rate matches the estimated state average combined rate of 10.100% across local jurisdictions.
Businesses selling to the 4,657,757 residents here must be aware of the compliance scale. A small oversight in rate configuration can result in significant under-collection or over-collection over a fiscal year. Validating the destination location at the street level ensures compliance, particularly when rates shift across close borders.
Economic nexus rules in Louisiana govern sales tax collection duties for out-of-state businesses. Sellers must monitor their statewide sales footprint rather than individual municipal boundaries. Ensuring compliance involves monitoring economic nexus parameters: Remote sellers meet economic nexus rules in LA if they reach $100,000 in gross sales or 200 separate transactions within a calendar year. Always verify specific product taxability rules through official department of revenue channels. Sellers should verify their reporting schedules and product classifications directly with Louisiana tax authorities.
Rate data last checked in the database: March 2026
Economic Nexus Threshold
Avg Local Tax Rate
State Nexus Checker
Use current state threshold data before you register or start collecting.
Nexus estimate
State Exemption Finder
Guide buyers and sellers toward the right official exemption paperwork path.
State Product Taxability Checker
Version 1 covers the tax categories already modeled in the current database.
State-aware estimate
Verify with official sourceAll 62 Louisiana Counties
Acadia
Allen
Ascension
Assumption
Avoyelles
Beauregard
Bienville
Bossier
Caddo
Calcasieu
Caldwell
Cameron
Catahoula
Claiborne
Concordia
De Soto
East Baton Rouge
East Carroll
East Feliciana
Evangeline
Franklin
Grant
Iberia
Iberville
Jefferson
Jefferson Davis
Lafayette
Lafourche
LaSalle
Lincoln
Madison
Morehouse
Natchitoches
Orleans
Ouachita
Plaquemines
Pointe Coupee
Rapides
Red River
Richland
Sabine
St. Bernard
St. Charles
St. Helena
St. James
St. John the Baptist
St. Landry
St. Martin
St. Mary
St. Tammany
Tangipahoa
Tensas
Terrebonne
Union
Vermilion
Vernon
Washington
Webster
West Baton Rouge
West Carroll
West Feliciana
Winn
Largest Cities in Louisiana
These major city pages usually attract the strongest commercial intent and create more downstream tool usage.
Highest Tax Cities in Louisiana
Comparison links like these help users move from broad state intent into more specific local rate pages.
Sales Tax Calculator
Using the current combined rate for Louisiana.
Rate applied
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Selected location
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Taxable base:
Total due
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Effective rate:
Rounded to the nearest cent. Tax treatment of shipping and discounts can vary by state.
Sitewide Helper
Sales Tax Calculator & Compliance Helper
One compact utility block for tax calculation, reverse calculation, ZIP lookup, nexus checks, exemption guidance, and product taxability.
Advanced Sales Tax Calculator
Estimate tax with shipping, discounts, and exempt subtotal support.
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0.000%
Selected location
Sales tax
$0.00
Taxable base:
Total due
$0.00
Effective rate:
Rounded to the nearest cent. Tax treatment of shipping and discounts can vary by state.
Reverse Sales Tax Calculator
Work backward from the total paid to estimate the pre-tax price and tax amount.
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ZIP / City Sales Tax Lookup
Search by ZIP code, city, county, or state to find current combined rates and local breakdowns.
Economic Nexus Checker
Compare your state-specific sales activity against current nexus thresholds using existing site data.
Nexus estimate
Should I Collect Sales Tax?
A fast intent-matching decision tree for businesses, marketplace sellers, and remote sellers.
Do you sell taxable goods or taxable services?
Do you sell into states outside your home state?
Have you crossed a nexus threshold in a destination state?
Do marketplaces handle most of your sales?
Do you have physical presence in the state?
Decision
Exemption Certificate Finder
Point buyers and sellers toward the right official portal and documentation checklist.
Product Taxability Checker
Version 1 uses the categories already modeled in the current database and always links back to official verification.
State-aware estimate
Verify with official source