The National Flag of the Republic of Bulgaria is a national symbol, which expresses the independence and sovereignty of the Bulgarian State.
The National Flag of the Republic of Bulgaria shall be tricolour: white, green and red stripes, placed horizontally from the top downwards (width-length ratio of 3:5). When placing the national flag in a vertical position on a holding body the colours shall be arranged from left to right – white, green, red, facing the flag. The National Flag shall have a rectangular shape. The stripes of the individual colours shall be equal in size and shall be positioned along the horizontal of the rectangle.