According to the Law of the Republic of Armenia "On Ensuring Road Traffic Safety", an international driver's license for "D", "DE" categories, "D1" and "D1E" subcategories may be issued:

Explication

The age condition for an international driving permit covering the D-family categories is being over 21 years old. Ages 19 and 20 are below the threshold, while requiring an applicant to be over 22 would add a restriction not contained in the rule.