The vignette is of other price category or intended for other vehicle category than the actual vehicle except for the cases when the price of the vignette is higher than required for the actual vehicle;

The main part of the vignette was not applied using its original sticky surface to the windscreen in the place indicated by the user instructions;

The beginning of the validity term of the vignette is not properly indicated or not indicated at all, or if the validity term has ended, or if a day and/or month was indicated more than once;

The national registration number is not entered clearly, entered more than once or not entered at all in the main part and/of coupon of the vignette, or if the number fails to correspond with the actual national registration number (indicated in the registration certificate of the vehicle) of the vehicle under inspection;

Data (beginning of validity term and number, national registration number of the vehicle) indicated in the main part of the vignette and coupon differ;

Failure to provide the control coupon.