Ill. Admin. Code tit. 35, § 815.203
a) New Units
All of the information required by 35 Ill. Adm. Code 812 except 35 Ill. Adm. Code 812.101, 812.103, 812.104, 812.105, and 812.116 shall be filed with the Agency.
b) Existing Units
All of the information required by 35 Ill. Adm. Code 812, except 35 Ill. Adm. Code 812.101, 812.103, 812.104, 812.105, and 812.116, that is applicable to an existing unit, as described in 35 Ill. Adm. Code 814, shall be filed with the Agency.