Flags on a Flemish townhall with (left to right) the European, Belgian and Flemish Community flagsFlags on a townhall in Mechelen with (left to right) the flags of Antwerp, Flanders, Belgium, Europe and Mechelen.The royal standard of King Albert II
A vertical tricolour of black, yellow, and red with a 13:15 ratio. Technically the national flag, but rarely seen in the officially approved dimensions.
A vertical tricolour of black, yellow, and red defaced by a lion rampant ensigned by a crown, both sable (black), the lion armed and languedgules (red).
A yellow saltire on a white field, bordered above and below in red and to the left and right in black, charged on the top with a crown above crossed cannons and on the bottom by a fouled anchor.
The rectangular tricolour of Belgium with split fly on the end
1966–Present
The flag hoisted by Belgian yachts registered in yachting associations approved by the Minister, also calle the "Belgian yacht ensign"[4]
The National ensign to be hoisted by Belgian yachts is made of three stripes placed vertically, black, yellow and red, of equal width; the black stripe is placed at hoist.
1999–Present
Belgian pleasure boats often hoist the "European civil ensign"[5]
The European Union flag with the Belgian civil ensign in canton, with a white fimbriation.
A tricolour, with three horizontal bands of Red, white and blue representing the Netherlands and Luxembourg and a Black box in the middle representing Belgium. With a yellow lion in the centre