Dakota Access, Urges Supreme Court, to Reverse Pipeline Decision.br Earlier this year, a Washington, D.C.br Circuit Court of Appeals panel supported br the Standing Rock Sioux and other tribes.br The tribes argued that the Dakota Access oil pipeline br must have environmental review and is currentlybr operating without a crucial federal permit.br The tribes argued that the Dakota Access oil pipeline br must have environmental review and is currentlybr operating without a crucial federal permit.br Now, the company that operates the pipeline has asked the U.S. Supreme Court to reverse the ruling.br Now, the company that operates the pipeline has asked the U.S. Supreme Court to reverse the ruling.br Texas-based Energy Transfer argues br it puts the $3.8 billion, 1,172-mile pipeline br at risk of being shut down.br The company said a shutdown, "would precipitate serious economic br and environmental consequences.”.br The company said a shutdown, "would precipitate serious economic br and environmental consequences.”.br According to ABC, Standing Rock Chairman Mike Faith br said the request by the pipeline operator, “is part of an ongoing attempt br to 'evade accountability.'".br According to ABC, Standing Rock Chairman Mike Faith br said the request by the pipeline operator, “is part of an ongoing attempt br to 'evade accountability.'".br In 2017, the pipeline began operating despite months of protests during its construction.br Earlier this year, a federal judge ruled that the pipeline may continue operating while the U.S. Army Corps conducts an environmental review.br Earlier this year, a federal judge ruled that the pipeline may continue operating while the U.S. Army Corps conducts an environmental review.br U.S. District Judge James Boasberg even outlined a preemptive legal challenge to any tribal appeal for an ongoing environmental review.br U.S. District Judge James Boasberg even outlined a preemptive legal challenge to any tribal appeal for an ongoing environmental review.br The Standing Rock Reservation br is downstream of the pipeline, br and tribal members are br concerned about a potential spill.br The Standing Rock Reservation br is downstream of the pipeline, br and tribal members are br concerned about a potential spill.