In a line of three equal-height masts under the general rule, outside an international institution or meeting, which mast carries the national flag?
Explanation
Article 8(1)(b) assigns the centre when there are three masts. The question specifies equal heights and excludes international situations, which may follow their own protocol.
Sources and citations
Artigo 7.º, n.º 1; Artigo 8.º, n.º 1, alíneas b) e d); Artigo 8.º, n.º 2