---
title: "BAC Calculator — Blood Alcohol Limits by Country (US 0.08%, Japan 0.03%, Germany 0.05%)"
description: "Estimate blood alcohol content from drinks, weight, and time. Shows legal driving limits for US, UK, Germany, France, Japan, and 15+ more countries. Free, no ads."
url: "https://worldcalculators.org/calculators/bac/"
canonical: "https://worldcalculators.org/calculators/bac/"
---

# BAC Calculator

Estimate blood alcohol content from drinks, weight, and time. Shows legal driving limits for US, UK, Germany, France, Japan, and 15+ more countries. Free, no ads.

## Quick answer

Legal driving BAC limits vary widely: US / Canada / UK (England) / Australia: 0.08%. Germany / France / Spain / Italy / Scotland: 0.05%. Japan: 0.03%. Sweden / Norway: 0.02%. Saudi Arabia, Pakistan, many Muslim-majority countries: 0.00% (zero tolerance). Japan's strict limit and heavy penalties have made it one of the world's safest countries for drunk driving.

Source: https://worldcalculators.org/calculators/bac/
Markdown mirror of the HTML page. Prefer this URL for RAG; the interactive calculator still lives on the HTML page.