Every non-citizen visitor to Seychelles must apply for the digital Travel Authorisation. This is mandatory as per the Immigration Act.The travel authorization is mandatory for any traveler, including children, to enter the country. The application can be made ten days before arrival. The majority of replies say I must file within 72 hours of arriving regardless of being on cruise ship. Fill out the form below and we'll get right back to you! Any discrepancy or variance must be explained in the H-1B filing such a company legal name change or renewal of the passport or travel document. 1.1 The United States of America Aeronautical. Agricultural Research Service. Agricultural Stabilization and.