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S T A T U T O R Y I N S T R U M E N T S
2025 No. 1125
CIVIL AVIATION
The Air Navigation (Restriction of Flying) (Windsor Great Park)
Regulations 2025
Made - - - - 20th October 2025
Coming into force - - 28th October 2025
The Secretary of State has decided that it is necessary in the public interest to restrict flying in the
area specified in regulation 2(1) having regard to the security considerations associated with this
location by reason of it being the residence of a member of the Royal Family.
The Secretary of State makes the following Regulations in exercise of the powers conferred by
article 239 of the Air Navigation Order 2016(a).
Citation and commencement
1. These Regulations may be cited as the Air Navigation (Restriction of Flying) (Windsor Great
Park) Regulations 2025 and they come into force on 28th October 2025.
Restricted airspace
2.—(1) Subject to paragraph (2), no aircraft is to fly below 2,500 feet above mean sea level
within the area bounded by a circle having a radius of 0.65 of a nautical mile which is centred at
512635N 0003814W.
(2) Paragraph (1) does not apply to any aircraft—
(a) making an approach to or departure from London Heathrow Airport whilst under the
control of London Terminal Control, Swanwick or the air traffic control unit at London
Heathrow Airport,
(b) operated by or on behalf of—
(i) a Police Air Support Unit,
(ii) an Emergency Medical Service,
(iii) the Maritime and Coastguard Agency for the purposes of a Search and Rescue
operation,
(iv) the King’s Helicopter Flight, or
(v) a member of the Royal Family, or
(c) flying in accordance with an agreed exemption issued by or with the permission of the
Thames Valley Police Service.
(a) S.I. 2016/765, amended by S.I. 2024/990; there are other amending instruments but none is relevant.Signed by authority of the Secretary of State for Transport
Karen L Michaels
Grade 7
20th October 2025 Department for Transport
EXPLANATORY NOTE
(This note is not part of the Regulations)
These Regulations impose restrictions on flying in the vicinity of Windsor Great Park, Berkshire.
In view of the need for security for the members of the Royal Family staying at or visiting within
Windsor Great Park, and at the request of the security services, the Secretary of State considers
that it is in the public interest to restrict flying in the vicinity of that location.
In relation to the exemption or permission mentioned in regulation 2(2)(c), the Thames Valley
Police Service may be contacted as notified.
Full details of this Statutory Instrument will be promulgated by Briefing Sheet and Notice to
Aviation (NOTAM).
The point of contact in the Civil Aviation Authority is Mr David Ridley, Airspace Regulator,
Safety and Airspace Regulation Group, on telephone number 03301 382471.
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