Given that, a new drug-driving testing regime that allows police to check for four illegal substances is welcome news for law-abiding motorists. Police will soon be able to test motorists for THC ...

Police will soon be able to orally test drivers for four drugs. But impairment from prescription medications is far more ...

The new drug driving roadside tests will punish Māori the most. Cannabis is the most widely used illegal drug in New Zealand ...

It comes as police prepare to test drivers as part of a nationwide rollout of new driving laws.