The Statutory Auditors and Third Country Auditors (Amendment) (EU Exit) Regulations 2019

2.  In relation to audits of accounts for financial years that begin before exit day—

(a) Gibraltar, or a third country which immediately before exit day was an EEA State, is to be treated by the competent authority as if it is a transitional third country;

(b) a third country which was determined by the European Commission as having an equivalent system of audit inspections, investigations and sanctions to those in the European Union by virtue of an instrument adopted under Article 46(2) of Directive 2006/43/EC of the European Parliament and of the Council on statutory audits of annual accounts and consolidated accounts, is to be treated by the competent authority as an equivalent third country for those financial years to which the instrument applied in relation to that country;

(c) a third country which was the subject of transitional arrangements in respect of its system of audit inspections, investigations and sanctions in the European Union by virtue of an instrument adopted under Article 46(2) of Directive 2006/43/EC of the European Parliament and of the Council on statutory audits of annual accounts and consolidated accounts, is to be treated by the competent authority as a transitional third country for those financial years to which the instrument applied in relation to that country.