Mass shutdowns of Montana medical marijuana shops predicted

HELENA, Mont. — Marijuana dispensaries will have at least two weeks to prepare for severe rollbacks to Montana’s medical marijuana law, though most will likely have to shut down, the head of an advocacy group that tried to block the restrictions said Friday.

On Thursday, the Montana Supreme Court upheld nearly all of the provisions of a 2011 state law to roll back much of the 2004 voter-approved initiative that legalized medical marijuana.

The ruling means that marijuana providers can sell to no more than three registered users each; doctors who recommend the more at