TxDOT will not take possession of land, which has been contaminated by oil or petroleum leakage. If a substation, transformer storage site, or an underground storage tank is involved in an adjustment and the site will be incorporated into the right of way, the utility will need to execute an , Petroleum Storage Tank Removal Agreement.

If there is no storage tank but the ground is contaminated, the utility will need to execute an , Indemnity Agreement with the State.