Mountain Valley Pipeline LLC (MVP), aiming to get its long-delayed project into service by the end of this year, asked FERC Monday for the go-ahead to resume construction and finish building the natural gas conduit at long last.

With Congress and the Biden Administration agreeing to order authorization of the embattled natural gas conduit’s outstanding permits as part of a deal to raise the debt ceiling, the developer now has all the necessary approvals to restart work, MVP’s legal counsel told the Federal Energy Regulatory Commission in a letter filed Monday.

MVP has recently-issued water quality permits in hand from the West Virginia Department of Environmental Protection and the U.S. Army Corps of Engineers. The U.S. Forest Service and Bureau of Land Management have also...