RIYADH — The Public Health Authority (Weqaya) has announced the mechanism for people to register that they have been vaccinated with one of the anti-coronavirus (COVID-19) vaccines approved in the Kingdom of Saudi Arabia. The registration is for all, whether they are citizens, residents, or vaccinated passengers coming to the Kingdom. With regards to citizens and residents in the Kingdom, Weqaya has revealed the procedure for registering for vaccination with one of the anti-coronavirus vaccines; that is, for whoever is shown as "immunized" (vaccinated) on "Tawakkalna" app. This includes those who have completed the two vaccination doses, and those who received one dose, provided 14 days have elapsed since taking the first dose; and those who have recovered for a period not exceeding six months, the way it is shown on "Tawwakalna" app. With regard to vaccinated passengers coming to the Kingdom, including citizens of Gulf Cooperation Council (GCC) countries and passengers holding new visas of all types, they can register that they are vaccinated via the following link: https://muqeem.sa/#/vaccine-registration/home Registration is available only to those who have completed taking the doses for the following approved vaccines: two doses for the Pfizer, AstraZeneca, and Moderna; and one dose of the Johnson & Johnson vaccine, as well as presenting proof for vaccination on arrival. As to those who received one dose of the Pfizer, Moderna, and AstraZeneca vaccines, they cannot register on the website, and institutional quarantine measures will be imposed on them on arrival.