1. The period of validity of a visa and the length of the authorised stay shall be based on the examination conducted in accordance with Article 21.
A visa may be issued for one, two or multiple entries. The period of validity shall not exceed five years.
In the case of transit, the length of the authorised stay shall correspond to the time necessary for the purpose of the transit.
Without prejudice to Article 12(a), the period of validity of the visa shall include an additional ‘period of grace’ of 15 days.
Member States may decide not to grant such a period of grace for reasons of public policy or because of the international relations of any of the Member States.
2. Without prejudice to Article 12(a), multiple-entry visas shall be issued with a period of validity between six months and five years, where the following conditions are met:
(a) the applicant proves the need or justifies the intention to travel frequently and/or regularly, in particular due to his occupational or family status, such as business persons, civil servants engaged in regular official contacts with Member States and EU institutions, representatives of civil society organisations travelling for the purpose of educational training, seminars and conferences, family members of citizens of the Union, family members of third-country nationals legally residing in Member States and seafarers; and
(b) the applicant proves his integrity and reliability, in particular the lawful use of previous uniform visas or visas with limited territorial validity, his economic situation in the country of origin and his genuine intention to leave the territory of the Member States before the expiry of the visa applied for.
3. The data set out in Article 10(1) of the VIS Regulation shall be entered into the VIS when a decision on issuing such a visa has been taken.