Wave 1 Tool

Sales Tax Calculator

Sales tax breakdown for US-CA with separate state/local rates and exclusive tax mode.

Updated: 2/20/2026, 8:48:56 PM

Tool Controls

Configure advanced parameters and run full calculations.

Region code

State tax %

Local tax %

Amount

Discount %

Shipping

Tax mode

Currency

Quick scenarios

Open ready-made scenarios with one click.

Region

US-CA

Combined rate

8.250%

Tax amount

$8.25

Grand total

$108.25

Pre-tax base

$100.00

Mode

exclusive

Snapshot

Original amount: $100.00
Discount (0.00%): -$0.00
Shipping: $0.00
State tax (7.250%): $7.25
Local tax (1.000%): $1.00
Total tax: $8.25
Multiplier: 1.0825x

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