Vehicles may have two types of tires as follows: a. Dry Tires – The tires on the vehicle when it is presented for technical inspection are defined as its “Dry Tires”. The dry tires may be any size or type. They may be slicks or treaded. b. Rain Tires – Rain tires may be any size or type of treaded or grooved tire provided: i. The tread pattern or grooves were molded in by the tire manufacturer, or were cut by the tire manufacturer or his appointed agent. Any grooves that have been cut must have documentary proof that it was done in accordance with these rules. ii. There is a minimum tread depth of 2.4 mms (3/32 inch).