Sales Tax Calculator - Complete Guide by State (2024)

You're buying a laptop online. The base price is $999. The final price depends entirely on which state you're in — and it can vary by over$100. In India, the GST slab determines whether you pay 5%, 12%, 18%, or 28% on the same type of product.

This guide provides the complete rate reference for both US sales tax and Indian GST, plus the formulas to calculate exact tax on any purchase.

US Sales Tax: All 50 States

Complete State Rate Table

| State | State Rate | Avg Local | Combined | Food Exempt? | |-------|-----------|-----------|----------|-------------| | Alabama | 4.00% | 5.07% | 9.07% | Yes | | Alaska | 0.00% | 1.43% | 1.43% | N/A | | Arizona | 5.60% | 2.80% | 8.40% | Yes | | Arkansas | 6.50% | 2.93% | 9.43% | Yes | | California | 7.25% | 1.31% | 8.56% | Yes | | Colorado | 2.90% | 4.67% | 7.57% | Yes | | Connecticut | 6.35% | 0.00% | 6.35% | Yes | | Delaware | 0.00% | 0.00% | 0.00% | N/A | | Florida | 6.00% | 1.02% | 7.02% | Yes | | Georgia | 4.00% | 3.29% | 7.29% | Yes | | Hawaii | 4.00% | 0.41% | 4.41% | No | | Idaho | 6.00% | 0.02% | 6.02% | Yes | | Illinois | 6.25% | 2.39% | 8.64% | Yes | | Indiana | 7.00% | 0.00% | 7.00% | Yes | | Iowa | 6.00% | 0.80% | 6.80% | Yes | | Kansas | 6.50% | 2.09% | 8.59% | Yes | | Kentucky | 6.00% | 0.00% | 6.00% | Yes | | Louisiana | 4.45% | 7.00% | 11.45% | Yes | | Maine | 5.50% | 0.00% | 5.50% | Yes | | Maryland | 6.00% | 0.00% | 6.00% | Yes | | Massachusetts | 6.25% | 0.00% | 6.25% | Yes | | Michigan | 6.00% | 0.00% | 6.00% | Yes | | Minnesota | 6.88% | 0.44% | 7.32% | Yes | | Mississippi | 7.00% | 0.07% | 7.07% | Yes | | Missouri | 4.23% | 3.68% | 7.91% | Yes | | Montana | 0.00% | 0.00% | 0.00% | N/A | | Nebraska | 5.50% | 1.35% | 6.85% | Yes | | Nevada | 6.85% | 1.13% | 7.98% | Yes | | New Hampshire | 0.00% | 0.00% | 0.00% | N/A | | New Jersey | 6.63% | -0.01% | 6.63% | Yes | | New Mexico | 5.13% | 2.61% | 7.74% | Yes | | New York | 4.00% | 4.49% | 8.49% | Yes | | North Carolina | 4.75% | 2.12% | 6.87% | Yes | | North Dakota | 5.00% | 1.79% | 6.79% | Yes | | Ohio | 5.75% | 1.42% | 7.17% | Yes | | Oklahoma | 4.50% | 4.27% | 8.77% | Yes | | Oregon | 0.00% | 0.00% | 0.00% | N/A | | Pennsylvania | 6.00% | 0.34% | 6.34% | Yes | | Rhode Island | 7.00% | 0.00% | 7.00% | Yes | | South Carolina | 6.00% | 1.22% | 7.22% | Yes | | South Dakota | 4.50% | 1.90% | 6.40% | Yes | | Tennessee | 7.00% | 2.47% | 9.47% | Yes | | Texas | 6.25% | 1.86% | 8.11% | Yes | | Utah | 6.10% | 1.02% | 7.12% | Yes | | Vermont | 6.00% | 0.18% | 6.18% | Yes | | Virginia | 5.30% | 0.35% | 5.65% | Yes | | Washington | 6.50% | 2.67% | 9.17% | Yes | | West Virginia | 6.00% | 0.79% | 6.79% | Yes | | Wisconsin | 5.00% | 0.46% | 5.46% | Yes | | Wyoming | 4.00% | 1.33% | 5.33% | Yes |

Key takeaway: The same $1,000 purchase costs$1,114 in Louisiana but $1,000 in Delaware. That's a **$114 difference** — 11.4% of the purchase price.

Indian GST: Complete Rate Reference

GST Slabs and What Falls Under Each

0% (Nil Rate)

• Fresh fruits, vegetables, milk, curd, paneer
• Salt, flour (atta, maida), rice
• Education services, healthcare services
• Residential rent, hotel rooms below ₹1,000/night

5%

• Tea, coffee, edible oil, sugar
• Economy class air travel, metro, local train
• Small restaurants (turnover < ₹50L)
• Medicine, pharma products

12%

• Frozen meat products, butter, cheese
• Computers, printers, software
• Business class air travel
• Coaching centers, test prep

18%

• Most manufactured goods
• Restaurants (normal rate)
• Telecom, banking, financial services
• IT services, consulting
• Courier, logistics
• Hotel rooms ₹1,000-7,500/night

28%

• Cars, motorcycles
• Tobacco, cigarettes, aerated drinks
• Luxury hotel rooms (above ₹7,500/night)
• Cinema tickets above ₹100

GST Calculation Examples

Example 1: Restaurant bill ₹1,500 (18% GST)

• Base: ₹1,500
• CGST (9%): ₹135
• SGST (9%): ₹135
• Total: ₹1,770

Example 2: Online course ₹5,000 (18% GST)

• Base: ₹5,000
• IGST (18%): ₹900
• Total: ₹5,900

Example 3: Car ₹10,00,000 (28% GST + Cess)

• Base: ₹10,00,000
• GST (28%): ₹2,80,000
• Cess (varies by vehicle): ₹1,00,000-4,00,000
• Total: ₹13,80,000-15,80,000

Use the Tax Calculator to compute GST for any amount and rate.

Reverse Tax: Extracting GST from MRP

When you know the final price and need the pre-GST amount:

Formula: Base Price = Total ÷ (1 + GST%)

| Total Paid | GST Rate | Base Price | Tax Amount | |-----------|----------|-----------|-----------| | ₹590 | 18% | ₹500 | ₹90 | | ₹1,180 | 18% | ₹1,000 | ₹180 | | ₹1,120 | 12% | ₹1,000 | ₹120 | | ₹1,280 | 28% | ₹1,000 | ₹280 | | ₹5,900 | 18% | ₹5,000 | ₹900 |

Frequently Asked Questions