S T A T U T O R Y I N S T R U M E N T S 2020 No. 144  CIVIL AVIATION  The Air Navigation (Restriction of Flying) (Commonwealth  Day) Regulations 2020  The Secretary of State has decided that it is in the public interest to restrict flying in the vicinity of  Westminster Abbey, central London, by reason of the celebration of the Commonwealth of  Nations.  The Secretary of State makes the following Regulations in exercise of the powers conferred by  article 239 of the Air Navigation Order 2016( a ).  1.  These  Regulations  may  be  cited  as  the  Air  Navigation  (Restriction  of  Flying)  (Commonwealth Day) Regulations 2020 and come into force on 9th March 2020.  2.  In regulation 3(1) the times referred to are Co-ordinated Universal Time( b ).  3. —(1) Subject to paragraph (2), between 1200 hours and 1800 hours on 9th March 2020, no  aircraft is to fly below 2,500 feet above mean sea level within the area bounded by a circle having  a radius of 1 nautical mile whose centre is 512957N 0000738W.  (2) Paragraph (1) does not apply to any aircraft—  (a) operated by or on behalf of—  (i) the National Police Air Service,  (ii) the Helicopter Emergency Medical Services, or  (iii) the Maritime and Coastguard Agency,  (b) making an approach to Runway 09 at London City Airport whilst under the control of  London City Airport Air Traffic Control or London Terminal Control Swanwick,  (c) making an approach to Runway 27L/R at Heathrow Airport whilst under the control of  Heathrow Airport Air Traffic Control or London Terminal Control Swanwick, or  (d) flying in accordance with the permission of the Metropolitan Police Service.  ( a ) S.I. 2016/765, to which there are amendments not relevant to these Regulations.  ( b ) In these Regulations, Co-ordinated Universal Time (UTC) is the same as Greenwich Mean Time (GMT).  Citation and commencement  Interpretation  Restricted airspace  Made - - - - 12th February 2020  Coming into force - - 9th March 2020 