A judge ruled Tuesday that the TCEQ should have held a hearing about potential harm to nearby residents prior to licensing a remote radioactive waste dump.
On Wednesday, state regulators gave approval to begin disposing of waste.
Environmentalists say trucking the waste on state highways is dangerous and fear the burial site could lead to underground water contamination.
Trucks carrying radioactive waste will likely be rolling along Texas highways as early as April, bound for burial at a dump near New Mexico.
Gov. Rick Perry has raised nearly $103 million in campaign contributions from his first inauguration as governor in 2001 through 2010.