35 Ill. Adm. Code 261.410
Project Initiation
Section
261.410 Project Initiation
The grant recipient shall not commence the project scope of
work until receipt of the Agency's project confirmation letter. In the event
the grant recipient commences any part of the project scope of work prior to receipt
of the Agency's project confirmation letter, the Agency may reject a request
for payment for any and all costs incurred.