1. Following the reporting of the data by manufacturers in accordance with Article 5(1) of Regulation (EU) 2018/956, the Commission shall verify the quality of the data of a number of heavy-duty vehicles of each manufacturer registered in the reporting period concerned. For the reporting period of the year 2019, the Commission shall only verify the quality of the data of heavy-duty vehicles that have been registered as from 1 January 2020.
2. The Commission shall select the heavy-duty vehicles referred to in paragraph 1 randomly. The number of selected heavy-duty vehicles shall be between 2 % and 10 % of the number of heavy-duty vehicles of each manufacturer that have been registered in the reporting period concerned.