Categories News IDOT Circular Letters Post author By Planning Liaison Post date April 5, 2017 IDOT has recently released several Circular Letters on the following topics: CL 2017-10 Department of Commerce & Economic Opportunity Programs CL 2017-09 Structure Information & Procedure (SIP) Manual Update CL 2017-08 Bureau of Local Roads & Streets Forms CL 2017-07 Corrected IDOT Personnel Changes CL 2017-06 MFT Fund Audits & Documentation Reviews ← IDOT Accepting HSIP Applications → Census Workshop – 5-17-2017