Following the announcement of the Bureau of the Royal Household on the passing of Her Royal Highness Princess Bajrakitiyabha Narendiradebyavati Kromluangrajasarinisiribajra Mahavajrarajadhita, an announcement of the Prime Minister’s Office was issued on 12 June 2026. 

In the announcement, all government offices, state enterprises, and educational institutions have been instructed to lower the national flag to half-mast for 15 days, starting from 12 June 2026 onward.

Government officials and employees, as well as state enterprise employees, have been told to observe a 15-day mourning period, starting from 12 June 2026 onward. As for the general public, they may consider whether to do so.

Government Spokesperson Rachada Dhnadirek said that the Cabinet held a special meeting on 12 June on the passing of Her Royal Highness Princess Bajrakitiyabha. Before the meeting, Cabinet members stood in a moment of silence in remembrance of the Princess.

She said that, during the mourning period, entertainment events are not prohibited, and everyone can live their lives as usual. The National Commission on the Royal Cremation of Her Royal Highness, chaired by the Prime Minister, will be formed. Committees responsible for various tasks for the organizing of the Royal Cremation Ceremony will also be established.

The Ministry of Culture was tasked with designing the Royal Crematorium and the forms of related ceremonies. The Ministry of Interior and the Bangkok Metropolitan Administration were assigned to arrange activities in dedication to Her Royal Highness, so that members of the public would participate in paying tribute to the Princess. The Government Public Relations Department was tasked with disseminating news and information on the life and work of Her Royal Highness.

As for the Ministry of Public Health, it was tasked with establishing emergency mobile medical units to ensure rapid, round-the-clock healthcare response. 

The Prime Minister will lead Cabinet members to participate in the funeral bathing ceremony for Her Royal Highness before her portrait at Sahathai Samakhom Pavilion in the Grand Palace on 13 June 2026 from 08.30 hr onward.