usaref.dev x402 offerings

Working days / next working day in a date range: weekends + gazetted public holidays

Statutory income tax on a taxable-income figure: per-bracket workings, effective + marginal rate

Statutory interest calculator for North American countries: simple interest on a principal between two dates at the cited statutory-interest rate (Actual/365), with the rate, day count and workings. Countries whose statute sets no numeric rate are refused without charge.

Settlement/value date: T+n business days across national statutory calendars (intersected), with the market cycle cited to its primary source and a per-day trail

VAT/GST calculation for North American countries with a national VAT or GST (10 North American countries covered): add VAT to a net amount or extract it from a gross one at the cited statutory rate. Returns net, tax and gross, including stacked statutory levies where a country has them, with the official source.

Cross-border VAT treatment for a digital-services sale: place of supply, who accounts, rate basis, registration trigger — the applied rule cited to the statute (EU, UK & South Africa; defined supply pairs)

Cost to employ: every statutory contribution priced line by line, employee and employer sides separated, with the schemes we will not price named and reasoned

Minimum-wage compliance check for North American countries with a statutory minimum wage (10 North American countries covered): is this salary at or above the statutory minimum wage? Returns a verdict, the margin, the applicable wage floor and the legal instrument that set it, cited.

Bulk snapshot of every North American government reference series in one JSON file for 10 North American countries: policy rates, VAT/GST, statutory interest, minimum wages, CPI, income, corporate and withholding tax, social contributions and holidays, plus official FX reference rates. Every value cited with source URL, effective date and last_confirmed. Suited to caching the full dataset; single values are GET /v1/{country}/{series}.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 10 North American countries including United States, Canada, Mexico; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for CA, MX, US. JSON with value, unit, effective date, official source URL and last_confirmed; a country with no such rate says so. GET /v1/{country}/{series}, e.g. /v1/us/policy-rate.

Certified extract of one North American reference value (policy rate, VAT, minimum wage, statutory interest, tax rates and more, 10 North American countries): the value and its citation, sha256 of the archived official source and the verification chain, Ed25519-signed for audit and compliance files. Refused without charge when no archived evidence exists. GET /v1/certified/{country}/{series}.

Past values of one government reference series for 10 North American countries: central-bank policy-rate decisions, VAT/GST and minimum-wage changes, statutory interest, CPI and tax-rate history, plus official FX reference rates where published. Each entry has its value, effective dates and official source. GET /v1/{country}/{series}/history, e.g. /v1/us/policy-rate/history.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 10 North American countries including United States, Canada, Mexico; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for CA, MX, US. JSON with value, unit, effective date, official source URL and last_confirmed; a country with no such rate says so. GET /v1/{country}/{series}, e.g. /v1/us/policy-rate.

Past values of one government reference series for 10 North American countries: central-bank policy-rate decisions, VAT/GST and minimum-wage changes, statutory interest, CPI and tax-rate history, plus official FX reference rates where published. Each entry has its value, effective dates and official source. GET /v1/{country}/{series}/history, e.g. /v1/us/policy-rate/history.

Certified extract of one North American reference value (policy rate, VAT, minimum wage, statutory interest, tax rates and more, 10 North American countries): the value and its citation, sha256 of the archived official source and the verification chain, Ed25519-signed for audit and compliance files. Refused without charge when no archived evidence exists. GET /v1/certified/{country}/{series}.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 10 North American countries including United States, Canada, Mexico; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for CA, MX, US. JSON with value, unit, effective date, official source URL and last_confirmed; a country with no such rate says so. GET /v1/{country}/{series}, e.g. /v1/us/policy-rate.

Past values of one government reference series for 10 North American countries: central-bank policy-rate decisions, VAT/GST and minimum-wage changes, statutory interest, CPI and tax-rate history, plus official FX reference rates where published. Each entry has its value, effective dates and official source. GET /v1/{country}/{series}/history, e.g. /v1/us/policy-rate/history.

Certified extract of one North American reference value (policy rate, VAT, minimum wage, statutory interest, tax rates and more, 10 North American countries): the value and its citation, sha256 of the archived official source and the verification chain, Ed25519-signed for audit and compliance files. Refused without charge when no archived evidence exists. GET /v1/certified/{country}/{series}.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 10 North American countries including United States, Canada, Mexico; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for CA, MX, US. JSON with value, unit, effective date, official source URL and last_confirmed; a country with no such rate says so. GET /v1/{country}/{series}, e.g. /v1/us/policy-rate.

Past values of one government reference series for 10 North American countries: central-bank policy-rate decisions, VAT/GST and minimum-wage changes, statutory interest, CPI and tax-rate history, plus official FX reference rates where published. Each entry has its value, effective dates and official source. GET /v1/{country}/{series}/history, e.g. /v1/us/policy-rate/history.

Certified extract of one North American reference value (policy rate, VAT, minimum wage, statutory interest, tax rates and more, 10 North American countries): the value and its citation, sha256 of the archived official source and the verification chain, Ed25519-signed for audit and compliance files. Refused without charge when no archived evidence exists. GET /v1/certified/{country}/{series}.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 10 North American countries including United States, Canada, Mexico; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for CA, MX, US. JSON with value, unit, effective date, official source URL and last_confirmed; a country with no such rate says so. GET /v1/{country}/{series}, e.g. /v1/us/policy-rate.

Past values of one government reference series for 10 North American countries: central-bank policy-rate decisions, VAT/GST and minimum-wage changes, statutory interest, CPI and tax-rate history, plus official FX reference rates where published. Each entry has its value, effective dates and official source. GET /v1/{country}/{series}/history, e.g. /v1/us/policy-rate/history.

Certified extract of one North American reference value (policy rate, VAT, minimum wage, statutory interest, tax rates and more, 10 North American countries): the value and its citation, sha256 of the archived official source and the verification chain, Ed25519-signed for audit and compliance files. Refused without charge when no archived evidence exists. GET /v1/certified/{country}/{series}.