United Kingdom and Macao (Tax Exchange) The Financial Secretary to the Treasury (Mr David Gauke) A Tax Information Exchange Agreement (TIEA) with Macao was signed on 3 September 2014. The text of the TIEA has been deposited in the Libraries of both Houses and will be made available on the website: https://www.gov.uk. The text will be scheduled to a draft Order in Council and laid before the House of Commons in due course.