(1) The Board may—
(a) conduct an investigation into a complaint referred to in section 18(2) and make a finding or determination under this Part;
(b) conduct a hearing and make a finding or determination under this Part in relation to a complaint under section 18(2)—
as if the person referred to in that complaint were a licensed surveyor.
(2) The Board may—
(a) conduct or continue to conduct an investigation into the professional conduct of a person who has ceased to be a licensed surveyor but who was a licensed surveyor at the time a complaint was made or the Board had determined to conduct an investigation into the conduct and make a finding or determination under this Part;
(b) conduct or continue to conduct a hearing and make a finding or determination under this Part in relation to a person who has ceased to be a licensed surveyor but was a licensed surveyor at the time the Board had determined to conduct a hearing into the conduct—
as if the person were a licensed surveyor.