On January 10, 2005, the Long Plain First Nation Tribal Government passed and adopted the Long Plain First Nation Constitution after a positive referendum. The purpose of the constitution was to define the relationship between the Tribal Government and Tribal citizens, the decision making processes, political rules and regulations to govern. The preamble states:


Whereas, The Anishinabe people of the Long Plain Firsts Nation referred to herein as LPFN, have existed in harmony with our land, animals and the Creator since time immemorial;


Whereas, Citizenship was based on spirit of respect, acceptances, compassion, sharing and love for our Children, Grandchildren, to preserve and retain our culture, language, traditional values and customs as part of our identity as LPFN Anishinabe;


Whereas, We continue to exercise and preserve the rights and fulfill the responsibilities and obligations given to us by the Creator which gives us the right to govern ourselves for self determination;


Whereas, Treaty One of 1871, the Treaty adhesion of 1876, Constitution Act of Canada 1982: Section 35, all recognize and affirm existing Treaty, Aboriginal and Inherent Rights of LPFN;


Whereas, The LPFN Tribal Government derive their authority from the Tribal Citizenship to govern, enact laws, policies and regulations for the betterment of all Long Plain First Nation Citizens;


Therefore be it resolved that, The Anishinabe people of the Long Plain First Nation adopt and ratify this Long Plain First Nation Tribal Constitution to assert our Treaty, Inherent and Aboriginal Rights as a sovereign Nation to govern ourselves within our traditional territory.