St. Tammany County
•
Luisiana (LA)
14 Código Postal (ZIP)
St. Tammany County, LA Sales Tax Rates 2026
2026 sales tax rate guide for St. Tammany County, LA. Average combined tax rate is 9.49% with local jurisdictions ranging up to 9.75%.
Taxa Média Combinada
9.49%
Faixa de Imposto Estimada: 9.25% - 9.75%
⚡ Direct Tax Answer & Key Takeaway
As of 2026, the local county sales tax rate in St. Tammany County (Luisiana) is 0.00%. Combined sales tax rates across cities in this county range from 9.25% to 9.75% (averaging 9.49%).
Imposto do Condado
0.00%
Taxa Média Combinada
9.49%
Taxa Local Máxima
9.75%
Cidades Cadastradas
11
Cities & Towns in St. Tammany County
| Cidade | Taxa Combinada de Imposto | Action |
|---|---|---|
| Mandeville | 9.75% | Ver Taxas → |
| Slidell | 9.63% | Ver Taxas → |
| Covington | 9.25% | Ver Taxas → |
| Eden Isle | 9.25% | Ver Taxas → |
| Lacombe | 9.25% | Ver Taxas → |
| Abita Springs | 9.25% | Ver Taxas → |
| Pearl River | 9.50% | Ver Taxas → |
| Madisonville | 9.25% | Ver Taxas → |
| Folsom | 9.75% | Ver Taxas → |
| Lewisburg | 9.25% | Ver Taxas → |
| Sun | 9.75% | Ver Taxas → |
📋 State Tax Rules & Compliance Guide
Sourcing Rule:
Destination-based
Groceries & Food:
Exempt (0% Tax)
Clothing & Apparel:
Taxable at standard rate
SaaS & Digital Goods:
Non-Taxable
Economic Nexus Threshold:
$100,000 in sales or 200 separate transactions
Official Tax Authority:
Louisiana Department of Revenue ↗
Calculadora Interativa de Sales Tax
Calcule instantaneamente o imposto sobre vendas exato e o valor final total da compra.
Taxas Específicas por Endereço
SST Member
Standard State
Taxas atualizadas para 2026
$
$
Faixa de Imposto Estimada:
Taxa Combinada de Imposto:
Imposto Estadual:
Taxa Combinada de Imposto:
Imposto Estadual ()
Imposto do Condado ()
Imposto Municipal ()
Distrito Especial ()
Faixa de Imposto Estimada ():
Faixa Total Estimada:
Preço Total da Compra
ZIP Codes in St. Tammany County
❓ Frequently Asked Questions
Key questions and answers regarding sales tax rates, exemptions, and compliance.