As per protocol, only those in uniform salute the Tricolour while the national anthem is being played and those in plainclothes must stand at attention, Vice President Hamid Ansari said on Tuesday.
The Vice President's clarification came after he reportedly came under criticism for not saluting the national flag during the Republic Day parade.
According to the Flag Code of India, Section VI, only those in uniform may 'render the appropriate salute'.
"During the ceremony of hoisting or lowering