IETF 123 Madrid ⓘ

Details of the types of registration, their availability, and any eligibility requirements are available on our website.

If the registration fee presents a barrier to your participation, then please see details of our fee waiver program.

During registration you will also be able to do the following:

1. Purchase a ticket to the social event. You can also return and purchase this later but please be aware that these are normally limited in number and they often sell out.
2. Register a friend or family member for the companion program.

After registration you will receive a confirmation email with instructions on how to:

3. Book a room at the main IETF meeting hotel.
4. Request a letter of invitation, which you can use as part of a visa application.
5. Access to your personal registration dashboard, where you can see details of your purchases and other services.

You can pay by one of the following methods:

1. Payment card. We accept MasterCard, Visa, American Express and Discover.
2. Paypal.
3. Invoicing. We will generate an invoice for later payment. This option has some restrictions and does not guarantee your meeting registration until payment is received.
4. Discount code. Staff and recipients of fee waivers will be able to apply their code at the checkout.