Quarantine Edinburgh and Leith, grain was from that date declared to be a non-susceptible article. About 1788 an order of the council required every ship liable to quarantine, in case of meeting any vessel at sea, or within four leagues of the coast of Great Britain or Ireland, to hoist a yellow flag in the daytime and show a light at the main topmast head at night, under a penalty of After 1800, ships from plague-countries (or with foul bills) were enabled to perform their quarantine on arrival in the Medway instead of taking a Mediterranean port on the way for
Flag of Poland trade union logo. The following organs are required by law to fly the national flag without coat of arms either on top or in front of their official buildings: Additionally, the national flag without coat of arms is used as an ensign for inland navigation. While the ban on using the flag without coat of arms has been lifted, the use of the national flag with coat of arms is still legally restricted and should be flown only: In practice, however, the restriction is often ignored and the two flags, with and without the coat of arms, are treated as