(a) An employer covered by this chapter shall compile and maintain a workplace chemical list on a form prescribed by the department that contains the following information by crop for each chemical covered by this chapter that is actually used or stored annually in the workplace in excess of 55 gallons or 500 pounds or an amount that the department determines by rule for certain highly toxic or dangerous chemicals covered by this chapter:
(1) the product name used on the MSDS and container label and the Environmental Protection Agency registration number, if applicable;
(2) the date and crop on which the chemical was applied or used; and
(3) the work area in which the chemical is actually stored or used.
(b) The employer shall update the workplace chemical list as necessary but not less frequently than annually.

(c) The workplace chemical list may be prepared for the workplace as a whole or for each work area and must be readily available to agricultural laborers and their designated representatives. New or newly assigned agricultural laborers shall be made aware of the workplace chemical list before working with chemicals covered by this chapter or in a work area containing those chemicals.