Decree no. 150 of 30 June 1911
In compliance with the decree of the National Constituent
Assembly of the 19th of the current month of June, the
following is published for the appropriate implementation:
Article 1. The national Flag is vertically divided into two
fundamental colours - dark green and scarlet, with the green on the
hoist side. In the centre, and superimposed on the colour boundary,
there shall be the national Coat of Arms, rimmed in white and
resting on the Manueline armillary sphere in yellow and highlighted
Art. 2. The length of the flag shall be one-and-a-half times the
height of the hoist. The dividing line between the two fundamental
colours shall be placed in such a way that two fifths of the total
length is occupied by the green, and the remaining three fifths by
the red. The central emblem shall occupy half the height of the
hoist, and shall be equidistant from the upper and lower
Art. 3. On the standards of the different military units shall
be embroidered in silk the armillary sphere, in gold, to be
surrounded by two sprigs of laurel, also in gold, whose stems shall
cross on the lower part of the sphere, linked to one another by a
white scroll on which shall be inscribed as an immortal caption,
the verse by Camões:Está é a ditosa patria minha amada(This is my
beloved happy homeland).
Height of this flag - 1m20.
Length - 1m30
Outer diameter of the sphere - 0m40.
Distance between the diameter of the sphere and the upper border
of the flag - 0m35.
Distance between the diameter of the sphere and the lower border
of the flag - 0m45.
Art. 4. The border of the jack shall be green and its width
shall be equal to one eighth of the hoist. The shield and the
armillary sphere shall rest on the central field, which shall be
scarlet, and shall be equidistant from the upper and lower borders.
The height of the central emblem shall be three sevenths of the
hoist. The pennants shall be green and red.
Art. 5. On the seals, coins and other official emblems, the
armillary sphere shall always be surrounded by the two laurel
sprigs, with their stems linked by a bow, in accordance with the
design adopted for the regimental standards.