Supplementary Provisions, Article 4Special Rules for Towing Licenses and Similar Licenses
第四条（牽引免許等に関する特例）
A person who, at the time the Revised Act comes into force, holds a special large motor vehicle license under the Former Act for driving large special motor vehicles exclusively used for towing, which have the structure and equipment for towing vehicles that have the structure and equipment to be towed (hereinafter referred to as "towing vehicles"), or a person who has passed a driver's license test for such a driver's license before the effective date and received that driver's license after that date is deemed to have received a large motor vehicle license and a towing license under the New Act.
A person who, at the time the Revised Act comes into force, holds a class 2 special large motor vehicle license under the Former Act for driving a towing vehicle, or a person who has passed a driver's license test for such a driver's license before the effective date and received the driver's license after that date is deemed to have received a large motor vehicle license and a class 2 towing license under the New Act.
A person who, at the time the Revised Act comes into force, holds a large motor vehicle license, standard motor vehicle license, special large motor vehicle license (other than a special large motor vehicle license for driving a towing vehicle), motorized three-wheeled vehicle license, class 2 large motor vehicle license, class 2 standard motor vehicle license, class 2 special large motor vehicle license (other than a class 2 special large motor vehicle license for driving a towing vehicle), or class 2 motorized three-wheeled vehicle license under the Former Act, or a person who has passed a driver's license test for such a driver's licenses prior to the effective date and received a driver's license or the corresponding driver's under the New Act after that date is deemed to have received a class 2 towing license for the six-month period following that date, unless the person is driving that towing vehicle while towing a vehicle with a total vehicle weight (meaning a total vehicle weight as prescribed in Article 40, item (iii) of the Act on Vehicles for Road Transportation (Act No. 185 of 1951)) of over 750 kilograms which has the structure and equipment to be towed.
改正法の施行の際旧法の規定による大型自動車免許、普通自動車免許、大型特殊自動車免許（牽引車に係る大型特殊自動車免許を除く。）、自動三輪車免許、大型自動車第二種免許、普通自動車第二種免許、大型特殊自動車第二種免許（牽引車に係る大型特殊自動車第二種免許を除く。）若しくは自動三輪車第二種免許を現に受けている者又は施行日前にこれらの運転免許に係る運転免許試験に合格したことにより同日以後にこれらの運転免許若しくはこれらに相当する新法の規定による運転免許を受けた者は、同日から六月間は、その者が牽引車によつて牽引されるための構造及び装置を有する車両で車両総重量（道路運送車両法（昭和二十六年法律第百八十五号）第四十条第三号の車両総重量をいう。）が七百五十キログラムをこえるものを牽引して当該牽引車を運転する場合を除き、牽引第二種免許を受けたものとみなす。