(25) means the registration certificate or ‘Registration’ certificates and registration plates issued under the laws of this State pertaining to the registration of vehicles. (26) means every motor vehicle designed and used ‘Road tractor’ for drawing other vehicles and not constructed to carry any load on it, either independently or any part of the weight of a vehicle or load drawn. (27) means every motor vehicle owned by a public ‘School bus’ or governmental agency and operated for the transportation of children to or from school, or privately owned and operated for compensation for the transportation of children to or from school. (28) means a written agreement which ‘Security agreement’ reserves or creates a security interest. (29) means an interest in a vehicle reserved or ‘Security interest’ created by agreement and which secures payment or performance of an obligation, conditional sale contract, conditional lease, chattel mortgage, or other lien or encumbrance, except taxes or attachment liens provided for in Section 291520. The term includes the interest of a lessor under a lease intended as security. A security interest is when it is valid against third parties generally, subject ‘perfected’ only to specific statutory exceptions. (30) means every vehicle with or without motive ‘Semitrailer’ power, other than a pole trailer, designed for carrying persons or property and for being drawn by a motor vehicle and constructed so that some part of its weight and that of its load rests upon or is carried by another vehicle. (31) mobile means every vehicle not ‘Special equipment’ designed or used primarily for the transportation of persons or property and only incidentally operated or moved over a highway including, but not limited to: ditchdigging apparatus, wellboring apparatus, and road construction and maintenance machinery, such as asphalt spreaders, bituminous mixers, bucket loaders, tractors other than truck tractors, ditchers, leveling graders, finishing machines, motor graders, road rollers, scarifiers, earthmoving carryalls and scrapers, power shovels and draglines, and selfpropelled cranes and earthmoving equipment. The term does not include house trailers, dump trucks, truckmounted transit mixers, cranes, or shovels, or other vehicles designed for the transportation of persons or property to which machinery has been attached. (32) constructed means every vehicle of a ‘Specifically vehicle’ type required to be registered under this title not originally constructed under a distinctive name, make, model, or type by a
(25) ‘Registration’ means the registration certificate or certificates and registration plates issued under the laws of this State pertaining to the registration of vehicles. (26) ‘Road tractor’ means every motor vehicle designed and used for drawing other vehicles and not constructed to carry any load on it, either independently or any part of the weight of a vehicle or load drawn. (27) ‘School bus’ means every motor vehicle owned by a public or governmental agency and operated for the transportation of children to or from school, or privately owned and operated for compensation for the transportation of children to or from school. (28) ‘Security agreement’ means a written agreement which reserves or creates a security interest. (29) ‘Security interest’ means an interest in a vehicle reserved or created by agreement and which secures payment or performance of an obligation, conditional sale contract, conditional lease, chattel mortgage, or other lien or encumbrance, except taxes or attachment liens provided for in Section 291520. The term includes the interest of a lessor under a lease intended as security. A security interest is ‘perfected’ when it is valid against third parties generally, subject only to specific statutory exceptions. (30) ‘Semitrailer’ means every vehicle with or without motive power, other than a pole trailer, designed for carrying persons or property and for being drawn by a motor vehicle and constructed so that some part of its weight and that of its load rests upon or is carried by another vehicle. (31) ‘Special mobile equipment’ means every vehicle not designed or used primarily for the transportation of persons or property and only incidentally operated or moved over a highway including, but not limited to: ditchdigging apparatus, wellboring apparatus, and road construction and maintenance machinery, such as asphalt spreaders, bituminous mixers, bucket loaders, tractors other than truck tractors, ditchers, leveling graders, finishing machines, motor graders, road rollers, scarifiers, earthmoving carryalls and scrapers, power shovels and draglines, and selfpropelled cranes and earthmoving equipment. The term does not include house trailers, dump trucks, truckmounted transit mixers, cranes, or shovels, or other vehicles designed for the transportation of persons or property to which machinery has been attached. (32) ‘Specifically constructed vehicle’ means every vehicle of a type required to be registered under this title not originally constructed under a distinctive name, make, model, or type by a