World Summit on Biodefense (WSB - 25)

10th - 11th March 2025 California, USA (Hybrid Event)

Invitation Letter

The invitation letter is proof that the paper submission and registration request have been received by the conference organizers. Provided in English to support visa applications. However, it does not guarantee a visa.

Invitation letters won't be sent until your registration and payment have been received in full. Email will be used to communicate invitation letters

In order to request an invitation letter, just email us with the following data:

  • Registration Form
  • Payment Proof
  • Passport Size Photo
  • Passport Scan copy

Please be aware that the organising committee has no influence on the application process for visas or the judgement of the visa adjudicator at the embassy or consulate.Actual visa issuances cannot be the conference's responsibility. Individual processes take different amounts of time, therefore you should start your application as soon as you can.

Please note that in the event that your application is rejected by the Ministry of Foreign Affairs, we regret to inform you that we will not be able to appeal the decision on your behalf or engage with the Ministry of Foreign Affairs or the Embassy.

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