# The Flags Regulations (Northern Ireland) 2000, Regulation 3: Flying of flags at government buildings on the occasion of a visit by a Head of State other than Her Majesty the Queen


(1) On the occasion of a visit to a government building by a Head of State other than Her Majesty the Queen, the Union flag may be flown at that building.
(2) Where on that occasion the Union flag is flown at that building and the building has more than one flag pole, the national flag of the country of the visiting Head of State may also be flown at that building on that occasion.

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Source: https://www.legislation.gov.uk/nidsr/2000/0337937729/regulation/3 (the official version)
Page: https://openlegislation.uk/draft-flags-regulations-northern-ireland-2000/regulation-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.