(a) For purposes of this Subpart, an employer or carrier is deemed to have recommended the care of an injured employee to a designated network or health care provider if:

(b) Any employee handouts, posting, or other written materials provided by the employer or carrier related to the employee's utilization of an employer or carrier recommended network or health care provider must clearly indicate that utilization of such network or provider is purely voluntary, that a full list of authorized health care providers is available from the Workers' Compensation Board, and that employees may select or change their provider at any time without jeopardizing their medical or indemnity benefits.