London Chartered Institute of Linguists, UK

The Institute serves the interests of professional linguists throughout the world and acts as a respected language assessment and accredited awarding body.
Founded in 1910, the Institute now has around 7,000 Fellows, Members and Associate Members. It has admissions criteria and it offers credentials through exacting academic examinations.

 
It aims to:

• promote the learning and use of modern languages
• improve the status of all professional linguists
• establish and maintain high standards of work
• serve the interests of all linguists
• ensure professional standards amongst language practitioners through its Code of Conduct
  

It acts as a forum for linguists in all areas of professional and academic life and its authoritative journal, The Linguist, contains articles of academic and practical interest.

www.iol.org.uk