The USV is further divided into three subcategories :

/ Schengen Visa / By

a. Type A :

Airport Transit Visa , allowing transit through international transit areas of Schengen airports.

b. Type C :

Short-stay Visa , permitting stays for up to 90 days within a 180-day period

c. Type B :

Transit Visa, allowing transit through Schengen countries by land , sea or air.