A multilateral system, operated by a UK investment firm or a market operator, which (a) brings together multiple third-party buying and selling interests in financial instruments (in the system and in accordance with non-discretionary rules) in a way which results in a contract, and (b) complies, as applicable, with (i) paragraph 9A of the Schedule to the Recognition Requirements Regulations (ii) the EU Regulations specified in Schedule 2 to UK MiFIR (iii) rules made by the competent authority governing the operating conditions of investment firms so far as they apply to MTFs, and, for the purposes of this definition, an investment firm or market operator is a UK investment firm or market operator if it has its head office in the UK.
Definition from Article 2(1)(14A), Retained Regulation (EU) No 600/2014 (UK MiFIR).
AIM is a UK multilateral trading facility.