[1] Civilians are also encouraged to display the national flag on these flag-flying days.
There are no permanent days of mourning, and this provision only comes into use upon the death of a member of the Royal House or as designated by the government.
If the burial service of a non-royal person connected to an individual public institution occurs on a flag flying day, the flag flown by that institution is lowered to half-staff until the burial service is over.
The Royal House is defined as consisting of the Monarch, those directly in line of succession and their spouses.
The three living princesses have left the Royal House as a result of their marriages.