The laws governing the legal use, storage and carrying of firearms are constantly changing. Below are the applicable laws in the State of Montana as of 4/20/2013. The below information is designed to be a guide and not the final word. If you have specific questions, please refer to the State of Montana legislation at data.opi.mt.gov. Another great resource is the Montana Department of Justice.

45-8-329. Concealed weapon permits from other states recognized -- advisory council.
(1) A concealed weapon permit from another state is valid in this state if:
(a) the person issued the permit has the permit in the person's immediate possession;
(b) the person bearing the permit is also in possession of an official photo identification of the person, whether on the permit or on other identification; and
(c) the state that issued the permit requires a criminal records background check of permit applicants prior to issuance of a permit.

(2) The attorney general shall develop and maintain a list of states from which permits are recognized under this section for the use by law enforcement agencies in this state.

(3) A determination or declaration of a Montana government entity, official, or employee is not necessary to the existence and exercise of the privilege granted by this section.

(4) The governor shall establish a council, composed of interested persons, including law enforcement personnel and gun owners, to advise the governor on and pursue concealed weapon permit issues.

The State of Montana honors ALL concealed carry permits/licenses from the below states:
Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Idaho, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, Nevada, New Jersey, New Mexico, New York, New York City, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wisconsin, Wyoming

The Montana Concealed Weapons Permit is honored by the states listed below:
Alaska, Arizona, Arkansas, Colorado, Florida, Georgia, Idaho, Indiana, Iowa, Kentucky, Louisiana, Michigan, Mississippi, Missouri, Montana, Nebraska, North Carolina, North Dakota, Oklahoma, Pennsylvania, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Wisconsin, Wyoming