Frequently asked questions What are the medical marijuana laws in Maine? Here is an overview of the medical marijuana laws in Maine: 1999 – Maine voters approve Ballot Question 2, which removed state-level criminal penalties for the use, possession and cultivation of marijuana by patients with medical need and oral or written medical opinion stating that the patient may benefit from the medical use of marijuana. 2002 – Senate Bill 611 (SB 611) is introduced, increasing the amount of useable cannabis a patient is allowed to carry to up to 2.5 ounces. 2009 – Voters approve of Question 9, which included a wider number of conditions cannabis can be recommended for. 2013 – LD 1062 is introduced, adding PTSD to the list of conditions cannabis can be recommended for.