The license required to drive light vehicles depends on obtaining a category B or category B1, upon enrollment in a driving school and passing a driving test consisting of a theory test and a practical test. If you have a category B, what vehicles can you drive?

IMT is the competent authority for issuing driving licences.  The license required to drive heavy vehicles depends on obtaining a category C or category C1.  The license required to drive motorcycles with a cylinder capacity greater than 50 cc depends on obtaining Class A or Class A1 (motorcycles with a cylinder capacity not exceeding 125 cc).
Obtaining a driving license for agricultural vehicles conforming to category T of the first, second or third type It is based on the approval of a driving test consisting of a theory test and a practical test for vehicles of type II or III, and a practical test accompanied by an oral questionnaire about the rules, traffic signs and knowledge about accident prevention for vehicles of type 1. As mentioned, for driving light vehicles, the driver depends on having On Class B or Class B1.

Type B Driver's License: You can drive motorcycles, but…
Although the B driver's license allows motorcycle driving, the following rules must be adhered to:

Driver must be 25 years or older.
The cylinder capacity of the motorcycle must not exceed 125 cm3 And the maximum power shall not exceed 11 kW.
Sidecar motorcycles are excluded from this category.

For light vehicles, a category B license allows you to drive:

Motor vehicles whose maximum mass does not exceed 3500 kg.
Carries up to a maximum of 9 passengers, including the driver.
A trailer with a maximum permissible mass of up to 750 kg can be towed.
It is essential that you are at least 18 years old, with the possibility of starting theory lessons 6 months earlier.

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With a Class B driver's licence, you can still drive ATVs, whether for sport or personal use, provided that:

The maximum unladen mass does not exceed 450 or 600 kg (depending on the purpose of the vehicle).
The total power is not more than 15 kW.