Paragraph 15

No person other than an inspector, a manager, an undermanager, a deputy, a shot firer, a person carrying out an inspection under Part VII of the Act or a person as to whom the manager is satisfied that he is capable of using a re-lighting contrivance safely and who is authorised by the manager in writing so to do, shall take any flame safety-lamp with a self-contained re-lighting contrivance into any mine or part of a mine to which this Part of these regulations applies.

A person having a flame safety-lamp with a self-contained re-lighting contrivance shall at all times while he is below ground retain the key for operating the contrivance in his possession.