Drunk driving in the United States pressure from groups like Mothers Against Drunk Driving (MADD) and Students Against Destructive Decisions (SADD) and leaders like Candy Lightner. Significantly, zero tolerance laws were enacted which criminalized driving a vehicle with 0.01% or 0.02% BAC for drivers under 21. This is true even in Puerto Rico, despite maintaining a legal drinking age of 18. On May 14, 2013, the National Transportation Safety Board recommended that all 50 states lower the benchmark for determining when a driver is legally drunk from 0.08 blood-alcohol content to 0.05. The idea is part of an initiative to eliminate drunk driving, which accounts for
Drunk driving law by country across both breath and blood tests. For example, if a driver twenty years or over has a breath test result of 426 μg/L but a subsequent blood test returns 0.077% BAC, then the driver is not charged with any drink driving offense despite the breath reading being over the breath alcohol limit. The penalty for injuring or killing someone when under the influences is the same as dangerous driving (up to five years imprisonment, up to NZ$20,000 or both. Loss of license for one year or more). Drunk driving law by country The laws of driving under the influence vary