2. A land surveyor in professional practice on his own account, whether on a part-time or full-time basis, either alone or as member of a partnership and the land surveyor employed in any manner whatsoever by an individual land surveyor, a partnership, a joint-stock company or a company in which the Government is not majority shareholder must hold and keep in force liability insurance that covers professional fault and negligence by subscribing to the group insurance plan taken out by the Order.