As 2018 has turned into 2019 the politics of Brexit have, if anything, become even more fraught. With the Article 50 Deadline of March 29th fast approaching and still little sign of a political solution planning for an exit by the UK without a Deal is becoming ever more timely. Over Christmas the Government published a document to help companies to do this. A copy is attached. MTA members will probably find the information on Customs, VAT and Regulatory regimes (pp6-13) and on Trading (pp20-36) the most useful; but every business is different and there may be things in the rest of the document that apply to yours.
More guidance for business, much of it sector specific, is available her https://www.gov.uk/find-eu-exit-guidance-business