Sales Tax

Formula and source

Tax = subtotal × state_rate. Total = subtotal + tax. State rates from data/crosswalks/state-tax-rates.json.

Each state revenue department's published rate by state. Verified at build time.

Audience

This tile is built for electricians and the adjacent professions in the Cross-Trade Utilities group. The interactive calculator runs entirely in your browser. No account, no fee, no advertising, no tracking.

Related tools

• Material Cost Estimator
• Markup and Margin
• Sales Tax Compounding and Reverse

Posture

Rough Logic answers the math question the working professional asks on the job. The site is a calm, fast, ad-free, account-free, ever-free reference. It does not interpret code. It does not replace the licensed professional. It does not store your inputs. The Authority Having Jurisdiction governs all installations and inspections.