66. The excepted persons.

(1) In this Part of this Act the expression "excepted persons" means the following persons, that is to say: - (a) any person claiming in respect of personal injury to himself sustained while he was in or on a mechanically propelled vehicle (other than a public service vehicle) to which the relevant document relates, and (b) any person claiming in respect of personal injury (including personal injury causing death) to another person where such last-mentioned person would be an excepted person under the next preceding paragraph of this sub-section if he were claiming himself in respect of such personal injury and (where appropriate) such personal injury had not caused his death, and (c) any person claiming in respect of injury to property sustained while such property was in or on a mechanically propelled vehicle to which the relevant document relates, and (d) any person claiming in respect of injury to property sustained while such property was owned by or was in the po