Article by Ryan White, CTV News

The federal government’s pledge to legalize marijuana by the spring of 2017 has local police agencies questioning the potential impact the move may have on road safety.

The Calgary Police Service has concerns the legislation could be in place before the force can adopt new testing methods for pot-related impairment.

“Canada has to wait to find out what law has passed in order for us to then research and determine what tools we’re going to be able to use to enforce whatever laws are passed,” said Sgt. Richard Butler of the Calgary Police Service alcohol and drug recognition unit.