(a) Authorized agents or employees of the commission have access to and may examine and copy during regular business hours any records pertaining to hazardous waste management and control.
(b) Except as provided by this subsection, records copied under Subsection (a) are public records. If the owner of the records shows to the satisfaction of the executive director that the records would divulge trade secrets if made public, the commission shall consider the copied records confidential.

(c) Subsection (b) does not require the commission to consider the composition or characteristics of solid waste being processed, stored, disposed of, or otherwise handled to be held confidential.