All Islamic holidays are subject to confirmation at the time.
Visas may be applied for through a Qatari sponsor. These may be lodged with the airport authorities to await arrival, or alternatively sent to the visitor prior to his departure for Qatar. Qatar and British embassies abroad will supply visas on presentation of sponsor's documents. Valid certificate for Yellow Fever is required if arriving from a country where the disease is endemic. Smallpox vaccines are being withdrawn from some countries and certificates are normally not required and except when travelling from an infected area.