Scottish Tartans Authority

The Scottish Tartans Authority (STA) is a Scottish registered charity dedicated to the promotion, protection and preservation of Scotland's national cloth. Founded in 1995, the charitable purposes of the Authority are: to protect, preserve, conserve, promote and explain the culture, traditions and uses of Scottish Tartans and highland dress; and to advance and promote the education of the public about Scottish Tartans and Highland Dress and their respective origins, manufacture, use and development.

Source: Wikipedia — Scottish Tartans Authority (CC BY-SA 4.0)