Visa type A Airport Transit Visa
Airport Transit Visa (ATV = Visa type A) means a visa valid for transit through the international transit area of one airport of the Member States. This visa does not enable an entry into the Schengen area.
Common list of third countries listed in Annex I to Regulation (EC) no 539/2001, whose nationals are required to be in possession of an airport transit visa when passing through the international transit area of airports situated on the territory of the Member States
3.DEMOCRATIC REPUBLIC OF THE CONGO
12. SRI LANKA
Aside from these third countries, other third countries can also be subject to the airport transit visa requirement. On the website https://ec.europa.eu/home-affairs/what-we-do/policies/borders-and-visas/visa-policy/apply_for_a_visa_en , under the section “Airport Transit” you have to click on the following list to see the details: “List of third countries whose nationals are required to be in possession of an airport transit visa when passing through the international transit area of airports situated on the territory of one/some Member States”
Certain exemptions to the airport transit visa requirement (Annex PDF)
List of Residence permits delivered by Andorra, Canada, Japan, San Marino and the United States of America entitling their holder to transit through the airports of member states without being required to hold an airport transit visa. (Annex PDF)