Automatic Knife State Laws

  1. AKTI State Auto Laws 3 scaled 1Alabama
  2. Alaska
  3. Arizona
  4. Arkansas
  5. California (less than 2″ blade length limitation)
  6. Colorado (effective approximately Aug. 9, 2017; concealed carry maximum length 3-1/2″)
  7. Connecticut (maximum 1/2″ blade length limitation)
  8. Delaware – Auto Knives are prohibited
  9. Florida
  10. Georgia
  11. Hawaii – Auto Knives are prohibited
  12. Idaho
  13. Illinois (effective Aug. 11, 2017, with valid Firearms Owner’s Identification Card FOID)
  14. Indiana
  15. Iowa
  16. Kansas (since 2013)
  17. Kentucky (only with weapons license)
  18. Louisiana (effective August 1, 2018)
  19. Maine (effective October 15, 2015)
  20. Maryland – can legally possess if not concealed
  21. Massachusetts (maximum 1/2″ blade length limitation)
  22. Michigan (effective October 10, 2017)
  23. Minnesota – Auto Knives are prohibited
  24. Mississippi
  25. Missouri (since 2012)
  26. Montana (maximum 1/2″ blade length limitation – removed 2019)
  27. Nebraska
  28. Nevada (effective July 1, 2015 – 2″ blade length limitation removed)
  29. New Mexico – Auto Knives are prohibited
  30. New Hampshire (since 2010)
  31. North Dakota
  32. New Jersey- Auto Knives are prohibited
  33. New York – (exception for hunting, trapping and fishing – see New York Knife Laws)
  34. North Carolina  (concealed carry not recommended – see North Carolina Knife Laws)
  35. North Dakota (maximum 5″ blade length limitation)
  36. Ohio (effective April 12, 2021 – see Ohio Knife Laws)
  37. Oklahoma (effective November 1, 2015)
  38. Oregon
  39. Pennsylvania – Auto knives are prohibited
  40. Rhode Island
  41. South Carolina
  42. South Dakota
  43. Tennessee
  44. Texas
  45. Utah
  46. Vermont (less than 3″ blade length limitation)
  47. Washington (manufacture allowed, limited possession to law enforcement and emergency personnel – see Washington Knife Laws)
  48. West Virginia (must be 21 years of age)
  49. Wisconsin (effective February 2016)
  50. Wyoming