- ^2 E! D" R( ~0 n L. {; @: [) TA valid licence from another Canadian jurisdiction can be exchanged for and equivalent class (Classes 1 through 7). Testing is not normally required, but medical and vision requirements must be met. A medical and proof of vision screening is required for Class 1, 2 and 4 and may be required for all other classes if applicant has a medical condition that may affect their ability to safely operate a motor vehicle.( J1 k% g' V6 r" _& _& K, e; N2 V