The Scottish Tartans Authority (STA) is a Scotland-based organisation dedicated to preserving and promoting knowledge of Scottish tartans and Highland dress. It was formed in 1996 by former members of the Scottish Tartans Society (STS). The organisation is dedicated to informing and educating the public about tartan, to facilitating research into tartan and Scottish heritage, to representing and supporting the businesses involved in the tartan sector and to maintaining the collection and library of tartan related artefacts, manuscripts and books.