DOI HQ

A professional interior photograph of a tribal council chamber in North America. The scene shows a heavy wood table, leather-bound legal volumes, and a window with soft natural light illuminating the space. The mood is authoritative and respectful, featuring dark blue-grey and off-white accents.
A professional interior photograph of a tribal council chamber in North America. The scene shows a heavy wood table, leather-bound legal volumes, and a window with soft natural light illuminating the space. The mood is authoritative and respectful, featuring dark blue-grey and off-white accents.

We bridge the vital gap between cultural ceremony law and the supremacy clause. Our federal tribal prosecutors ensure that Indigenous treaties are honored as the supreme law of the land in every legal venue.

Ceremony Law

Our Mission

The DOI HQ prioritizes Original Peoples Law. We address the unique legal and contractual challenges facing Native American tribal governments, providing sophisticated council for economic and jurisdictional growth.

A high-resolution wide-angle photograph of a pristine river valley within a North American Indigenous territory. The composition highlights the vast natural resources, with mountains in the background under a soft, overcast sky. The palette features slate grey and cool silver tones, reflecting a grounded and professional atmosphere.
A high-resolution wide-angle photograph of a pristine river valley within a North American Indigenous territory. The composition highlights the vast natural resources, with mountains in the background under a soft, overcast sky. The palette features slate grey and cool silver tones, reflecting a grounded and professional atmosphere.

Our team manages Incident Command for Indian Country with experts in ISC 100, 200, NIMS, and OSHA 30. We operate under our specialized natural resource division to protect and advocate for tribal government rights and jurisdictional integrity.

Expert Advocacy

Consult

Legal Experts

Consult with our federal tribal prosecutors.

A close-up of a tribal elder's hands holding a legal document in a North American legal setting, symbolizing the intersection of history and modern law.
A sophisticated tribal courtroom bench made of dark mahogany, representing the authority of Tribal Courts.
An aerial view of a North American tribal water system, reflecting expertise in Federal Indian Water Law.
A professional meeting room with North American Indigenous leaders discussing economic development, featuring slate grey furniture and light silver walls.
A symbolic photograph of a ceremonial staff leaning against a modern law library shelf, blending tradition with legal expertise.
A wide shot of a modern tribal government building exterior, reflecting the strength and permanence of Indigenous institutions.

(623) 340 - 3320
contact@doihq.

Connect

Treaty of Greenville
Indian Country

HQ Site