Note: 420 Ganja Business products are legal in all 50 states.
| State | Year Passed | How Passed (Yes Vote) | Fee | Possession Limit | Accepts Other States' ID? |
|---|---|---|---|---|---|
| 1. Alaska | 1998 | Ballot Measure 8 (58%) | $25/$20 | 1 oz usable; 6 plants (3 mature, 3 immature) | No |
| 2. Arizona | 2010 | Proposition 203 (50.13%) | $150/$75 | 2.5 oz usable; 0-12 plants | Yes |
| 3. California | 1996 | Proposition 215 (56%) | $66/$33 | 8 oz usable; 6 mature or 12 immature plants | No |
| 4. Colorado | 2000 | Ballot Amendment 20 (54%) | $15 | 2 oz usable; 6 plants (3 mature, 3 immature) | No |
| 5. Connecticut | 2012 | House Bill 5389 (96-51 House, 21-13 Senate) | $100 | One-month supply | No |
| 6. DC | 2010 | Amendment Act B18-622 (13-0 vote) | $100/$25 | 2 oz dried; limits on other forms TBD | No |
| 7. Delaware | 2011 | Senate Bill 17 (27-14 House, 17-4 Senate) | $125 | 6 oz usable | No |
| 8. Hawaii | 2000 | Senate Bill 862 (32-18 House; 13-12 Senate) | $25 | 3 oz usable; 7 plants (3 mature, 4 immature) | No |
| 9. Illinois | 2013 | House Bill 1 (61-57 House; 35-21 Senate) | TBD | 2.5 ounces of usable cannabis per 14 days | No |
| 10. Maine | 1999 | Ballot Question 2 (61%) | No fee | 2.5 oz usable; 6 plants | Yes |
| 11. Maryland | 2014 | House Bill 881 (125-11 House; 44-2 Senate) | TBD | 30-day supply | No |
| 12. Massachusetts | 2012 | Ballot Question 3 (63%) | $50 | 60-day supply for personal medical use | Unknown |
| 13. Michigan | 2008 | Proposal 1 (63%) | $100/$25 | 2.5 oz usable; 12 plants | Yes |
| 14. Minnesota | 2014 | Senate Bill 2470 (46-16 Senate; 89-40 House) | $200/$50 | 30-day supply of non-smokable marijuana | No |
| 15. Montana | 2004 | Initiative 148 (62%) | $75 | 1 oz usable; 4 plants (mature); 12 seedlings | No |
| 16. Nevada | 2000 | Ballot Question 9 (65%) | $100 | 1 oz usable; 7 plants (3 mature, 4 immature) | Yes |
| 17. New Hampshire | 2013 | House Bill 573 (284-66 House; 18-6 Senate) | TBD | 2 ounces of usable cannabis per 10 days | Yes |
| 18. New Jersey | 2010 | Senate Bill 119 (48-14 House; 25-13 Senate) | $200/$20 | 2 oz usable | No |
| 19. New Mexico | 2007 | Senate Bill 523 (36-31 House; 32-3 Senate) | No fee | 6 oz usable; 16 plants (4 mature, 12 immature) | No |
| 20. New York | 2014 | Assembly Bill 6357 (117-13 Assembly; 49-10 Senate) | $50 | 30-day supply non-smokable marijuana | No |
| 21. Oregon | 1998 | Ballot Measure 67 (55%) | $200/$60 | 24 oz usable; 24 plants (6 mature, 18 immature) | No |
| 22. Rhode Island | 2006 | Senate Bill 0710 (52-10 House; 33-1 Senate) | $75/$10 | 2.5 oz usable; 12 plants | Yes |
| 23. Vermont | 2004 | Senate Bill 76 (22-7) HB 645 (82-59) | $50 | 2 oz usable; 9 plants (2 mature, 7 immature) | No |
| 24. Washington | 1998 | Initiative 692 (59%) | No fee | 24 oz usable; 15 plants | No |
| 25. Georgia | 2015 | Legislative Act | TBD | Medical Low THC Oil | No |
| 26. Pennsylvania | 2015 | Legislative Act | TBD | Medical Cannabis Program | No |
| 27. Louisiana | 2016 | Legislative Act | TBD | Medical Cannabis Program | No |
| 28. Ohio | 2016 | Legislative Act | TBD | Medical Cannabis Program | No |
| 29. Arkansas | 2016 | Ballot Measure | TBD | Medical Cannabis Program | No |
| 30. Florida | 2016 | Amendment 2 | TBD | Medical Cannabis Program | No |
| 31. North Dakota | 2016 | Measure 5 | TBD | Medical Cannabis Program | No |
| 32. Montana | 2016 | Initiative 182 | TBD | Medical Cannabis Expansion | No |