420 ILCS 40/29
The Agency shall require each person who possesses or uses a source of ionizing radiation to maintain appropriate records showing the radiation exposure of all individuals for whom personnel monitoring is required by rules and regulations of the Agency . Except as otherwise provided by law, copies of these records and those required to be kept by Section 25 shall be submitted to the Agency on request. Any person possessing or using a source of ionizing radiation shall furnish to each employee for whom personnel monitoring is required a copy of such employee's personal exposure record at any time such employee has been exposed to radiation in excess of limits prescribed by the Agency , upon termination of employment, and annually at his request.
420 ILCS 40/29