9   Removal from register

The board may remove from the register the name of any person:

(a)  who dies, or

(b)  who becomes a mentally ill person, a protected person or an incapable person within the meaning of the Mental Health Act 1958, or

(c)  who notifies the registrar that he or she desires that his or her name be removed, or

(d)  whose entitlement to practise as a surveyor in some place outside the State of New South Wales is revoked or cancelled in accordance with the law in force in that place except where such revocation or cancellation is at his or her own request.