35 Ill. Adm. Code 254.134
Retention of Records
Section 254
Section 254.134 Retention of
Records
The Agency may require
information from the owner or operator to substantiate the contents of the
Annual Emissions Report or the Seasonal Emissions Report filed. All records
and calculations upon which the verified and reported data are based must be retained
by the source for a minimum of 3 years following the filing of a complete
report, unless a longer period is specified in the source's permit. A request
for such information may be made up to 3 years following the filing of a
complete report, unless a longer period for record retention is specified in
the source's permit. The source shall provide the requested information in a
format acceptable to the Agency within 30 days after the receipt of the
request. Nothing in this Section shall be interpreted to impose any additional
monitoring that is not otherwise required by applicable rules or permit
conditions.