In case of an unnumbered vehicle, the supporting documents that you must present are the following:

From 01/03/2018 in case the vehicle has as declared fuel and liquefied petroleum gas, the following additional supporting documents are requested based on the amendment of the ministerial decision ΦΑ 1/59683/3936/2015 (Β’2733) in FEK4856 / 29-12-2017, Article 9:

Periodical (all subsequent KTEO inspections, which take place every 2 years)