Ill. Admin. Code tit. 44, § 40.800
b) Should a vendor who received a contract with the advance or progress payment provisions cease to qualify as a SDVOSB or VOSB during contract performance, the purchasing agency may cancel the contract immediately without penalty to a State agency. Any change in the eligibility status of a vendor awarded a contract with advance or progress payment provisions shall be reported to the Program and the purchasing agency.
(Recodified from Section 20.800 of 44 Ill. Adm. Code 20 (Central Management Services) pursuant to Section 45-57 of the Illinois Procurement Code [30 ILCS 500/45-57], at 47 Ill. Reg. 12484)