State registration of tractors, self-propelled vehicles, and trailers, as well as equipment manufactured on their chassis, is a mandatory procedure aimed at ensuring the safety, legality, and registration of specialized equipment in the Republic of Kazakhstan.

According to current regulations, the following are subject to registration:

tractors of all types;
self-propelled chassis and mechanisms manufactured on tractor chassis;
trailers and semi-trailers, including trailers with mounted specialized equipment;
self-propelled agricultural, land reclamation, and road construction equipment;
specialized all-terrain vehicles.

Registration is carried out by authorized bodies in the field of state technical inspection. To register, the owner must provide:

1. An application in the established form;

2. An identity document (or registration documents of a legal entity);

3. A document confirming ownership (purchase and sale agreement, acceptance certificate, invoice, etc.);

4. Vehicle passport (certificate);

5. Proof of payment of the state fee.

After checking for compliance with technical requirements, the vehicle is assigned a registration number, a registration certificate, and a state license plate.

Operation of unregistered vehicles is prohibited. Violation of registration rules is subject to administrative liability in accordance with the Code of Administrative Offenses of the Republic of Kazakhstan.

Applications from individuals and legal entities (hereinafter referred to as the "service recipient") are accepted through:

1) the e-government web portal: www.egov.kz (hereinafter referred to as the "portal");
2) the service provider's office.

Source : https://www.gov.kz/memleket/entities/abay-kurchatov/press/news/details/1095250?lang=kk