Natanine, who was 31, was shot and killed by RCMP on May 5, 2020, after police responded to a call about a domestic disturbance in the community.
The Ottawa Police Service has a memorandum of understanding with Nunavut RCMP to investigate major incidents involving police, and can lay criminal charges.
Investigators travelled to Clyde River on May 7 and interviewed 10 civilian witnesses and three police witnesses.
Nunavut RCMP says in a statement that it has received a copy of the report and supports its findings that none of the involved officers committed a criminal offence.
The Government of Nunavut’s justice department has also been notified of the investigation’s conclusion.