Provide professional environmental design-build Indefinite-Scope Indefinite-Delivery (ISID) services for tank and soil removal. The selected professional entity (Entity) will be assigned sites for the removal of sources of contamination associated with releases from former underground storage tank (UST) systems and other contaminant sources at multiple sites across the State. The Entity will be required to effectively perform tasks at assigned sites with design, construction, restoration and reporting in accordance with the applicable Part 201/Part 213 of the Michigan Natural Resources and Environmental Protection Act (NREPA), 1994 PA 451, as amended. The Entity is required to refer to State and Federal statutes, procedures, guidelines and the administration rules when providing the design build services or entering contracts with subcontractors to provide the services.