On Board Trains Occupational Health and Safety Regulations

4.6 If it is not reasonably practicable, without providing hearing protectors, for an employer to limit the exposure of an employee to whom section 4.4 applies to sound to a level that does not exceed the limits set out in that section, the employer shall, without delay,

• (a) make a report in writing to the Minister setting out the reasons why it is not reasonably practicable to do so; and

• (b) provide a copy of the report to the work place committee or the health and safety representative.