On Friday morning, Virden RCMP responded to a single-vehicle rollover on Sioux Valley Dakota Nation.
The initial investigation found that a lone male was travelling on a gravel road in the community and lost control and hit the embankment.
The collision resulted in the vehicle rolling over several times.
The 26-year-old driver, from Sioux Valley, was ejected from the vehicle and pronounced dead on the scene.
Alcohol and speed are considered factors in the accident.