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Visas and Letters of Invitation

This webpage provides information for various options to obtain authorization to travel to IETF Meetings. It is updated as registration for future IETF meetings open.

IETF 123 Visas and Letters of Invitation (LOI)

To enter Spain you will be required to have a valid passport.

Most participants for IETF 123 will not require a visa to attend. You may visit the Visa and Passport page on spain.info to determine if a visa is necessary for your travel to Spain. If you do need a visa to travel to Spain, you can request a LOI from your participant attendee dashboard after registering for the meeting. If you need assistance with or have issues regarding your LOI, please contact us directly at support@ietf.org

IETF 124 Visas and Letters of Invitation (LOI)

On the Government of Canada Immigration and Citizenship 'Visit' page, you can determine if you require a visa or an electronic travel authorization (eTA) to travel to Canada. More information for event attendees can be found on the Business visitors attending meetings, events and conferences page. If you do need a visa, you can request a LOI from your participant attendee dashboard after registering for the meeting. This LOI includes a special event code from the Special Events Department of Immigration, Refugees and Citizenship Canada (IRCC). With your LOI, you will also be provided with an information packet for how to apply for a Canadian visa. A letter will also be included from the Canada Border Services Agency, which you may need to present upon entry to Canada.

After Visa Application

Once you have applied for a visa, please provide your full legal name, visa application number, and passport issuing country to support@ietf.org so we can associate your application to the IETF 124 event registration with the Canadian Special Events Department at IRCC.

If you need assistance with or have issues regarding your LOI, please contact us directly at support@ietf.org