Alerts: Private pilot helicopter

Here you can see details of all alerts issued during the last 12 months. Select a category to see the relevant headlines, sorted by date, and click on one to read the full alert. If you are looking for information about an older notification please email content@caa.co.uk including the reference number where possible e.g. SW2017/194.

Automatic validation of flight crew licences issued in accordance with Regulation (EU) 1178/2011 as amended

We have published information on the automatic validation of EASA Part-FCL licences for those individuals operating aircraft on the register of non-UK EU Member States. This contains a link to the validation document required to operate those aircraft. The holding of the validation document is required as of 19 August 2018. SW2018/176

Performance Based Navigation (PBN) requirements for pilots

The new Performance Based Naviation (PBN) Regulations require that: Pilots must have been granted PBN privileges as an endorsement to their Instrument Rating (IR), in order to fly in accordance with PBN routes and procedures with effect from 25 August 2018. All pilots with an IR or En-route Instrument Rating (EIR) will require PBN privileges […]

Restricted airspace (temporary) – Whitby, North Yorkshire, 12 August 2018

Restriction of Flying Regulations for the Red Arrows display at Whitby, North Yorkshire, on 12 August 2018. Details by NOTAM and in AIC M071/2018. Restrictions also apply to the operation of all drones. Additional restrictions of different dimensions will apply for displays by the Red Arrows on certain days. SW2018/171

Restricted airspace (temporary) – Kent, 18-19 August 2018

Restriction of Flying Regulations for Biggin Hill Air Show, Kent, on 18 and 19 August 2018. Details by NOTAM and in AIC M070/2018. Restrictions also apply to the operation of all drones. Additional restrictions of different dimensions will apply for displays by the Red Arrows on certain days. SW2018/168

Restricted airspace (temporary) – Eastbourne, 15-19 August 2018

Restriction of Flying Regulations at Eastbourne for Airbourne 2018 Airshow between 15 and 19 August 2018. Details by NOTAM and in AIC M062/2018. Restrictions also apply to the operation of all drones. Additional restrictions of different dimensions will apply for displays by the Red Arrows on certain days. SW2018/167

Managing partial loss of engine power

We are sharing the Australian Transport Safety Bureau’s booklet on managing partial loss of engine power on take-off in single engine aircraft, following its inclusion in the AAIB’s report into the accident to Europa G-NDOL. We have also added this to the guidance available on our website. SW2018/162

Draft Airspace Modernisation Strategy

We have today published our draft Airspace Modernisation Strategy for stakeholder feedback, and webcome comments by Monday 10 September 2018. SW2018/148

Helicopter Safety Seminar

We are holding a helicopter safety seminar in collaboration with the British Helicopter Association (BHA) at Aviation House, Gatwick on 6 September 2018. The seminar will run from 10:00-16:00 with a light lunch provided. The event will include a briefing on the Safety Review of Onshore CAT (including emergency services), NCC and SPO operations which […]

Expired: Restricted airspace (temporary) – Cranwell, 16 July 2018

Restriction of Flying Regulations for a Red Arrows display at RAF Cranwell, Lincolnshire on 16 July 2018. Details by NOTAM only at http://www.nats-uk.ead-it.com. Due to late addition, this does not appear in the Mauve AIC list. Restrictions also apply to the operation of all drones. SW2018/143

Important information for FAA airmen certificate holders

Holders of FAA airmen certificates issued on the basis of a UK licence where the UK licence number does not follow this example: GBR.FCL.PP.123456A.A should check the guidance on the CAA website if they have already applied for a UK licence issue or conversion. These applicants will have to travel to the US for their […]

Update to website: EU exit

We have updated our website with information about our preparations for the UK’s exit from the EU. Read more on our EU exit page. SW2018/135

Expired: Restricted airspace (temporary) – Scotland, 13-15 July 2018

Restriction of Flying Regulations at Prestwick and Ayrshire 13-15 July 2018 for visiting Head of State. Details by NOTAM and more information on NATS website. Restrictions also apply to the operation of all drones. SW2018/134

Expired: Restricted airspace (temporary) – South England, 12-13 July 2018

Restriction of Flying Regulations at London and multiple locations to Essex, Oxfordshire, Berkshire and Buckinghamshire 12-13 July 2018 for visiting Head of State. Details by NOTAM and more information on NATS website. Restrictions also apply to the operation of all drones. SW2018/133

Expired: Restricted airspace (temporary) – Silverstone, 6-8 July 2018

Restriction of Flying Regulations at Silverstone and Turweston for British Grand Prix between 6 and 8 July 2018. Details by NOTAM and in AIC M042/2018. Restrictions also apply to the operation of all drones. SW2018/128

Expired: Restricted airspace (temporary) – RAF Fairford, 10 – 16 July 2018

Restriction of Flying Regulations for Royal International Air Tattoo at RAF Fairford, between 10 and 16 July 2017. Details by NOTAM and in AIC M050/2018 and AIC M051/2018. Restrictions also apply to the operation of all drones. SW2018/122

Restricted airspace (temporary) – Llandudno, 30 June 2018

Restriction of Flying Regulations for a Red Arrows display at Llandudno, North Wales on 30 June 2018. Details by NOTAM and at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/111

Alert for restricted airspace (temporary)

A series of airspace restrictions will be in place between 3-6 July and 10 July for a flypast commemorating 100 years of the Royal Air Force (RAF). Details by NOTAM and in AICs M043/2018, M049/2018 and M051/2015. Restrictions apply to all airspace users including drones. SW2018/105

Licensing applications: certified copy of licence

We would like to remind pilots that a certified copy of their licence must be submitted with every licensing application. Please refer to our website for further information on how to get your documents certified. This ensures that we reissue licences with the correct ratings and validities. Applications submitted without certified copies of licences will […]

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Summer Solstice at Stonehenge, Wiltshire, on 20 and 21 June 2018. Details by NOTAM and in AIC M026/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/98

CAA increases operational scope of GA Permit aircraft

UK National Permit to Fly General Aviation (GA) aircraft can now be used in certain circumstances for remunerated commercial training and self-fly hire, the UK Civil Aviation Authority has announced. The move follows extensive consultation with the GA community. Read the full announcement: CAA increases operational scope of GA Permit aircraft Full details of the […]

Revised Human Factors strategy published

Our strategy sets out how we propose to contribute to the development of greater understanding and application of Human Factors (HF) knowledge to support Human Performance (HP) in the operational environment. It builds on previous versions; sets out what we want to achieve; lays out our strategic objectives; and describes the expected benefits and outcomes. […]

Student Pilots Skill Test

The CAA provides guidance to training providers, instructors and students, concerning flights after completion of a Skill Test, but prior to receipt of licence. SW2018/96

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations in Central London 9 June 2018 for Trooping the Colour. Details by NOTAM and in AIC M035/2018. Restrictions of flying also apply to the operation of all drones. SW2018/95

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations over Suffolk, Essex, London, Berkshire, Buckinghamshire and Oxfordshire on 9 June 2018 for HM The Queen’s Birthday Flypast. Details by NOTAM and in AIC M025/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/94

Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Royal Air Force Cosford Air Show and rehearsals between 7 and 10 June 2018. Details by NOTAM and in AIC M024/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. Additional restrictions for a Jet Formation Display Team will be communicated separately. SW2018/93

CHIRP General Aviation FEEDBACK Edition 76

CHIRP’s latest edition of GA FEEDBACK highlights two themes – supervision in training and fitness to fly. Plus covers the use of the SAFETYCOM frequency, managing portable electronic devices and much more. Read the latest issue here. SW2018/091

New funding round for 8.33 kHz radio switchover

We have opened a new funding period to help general aviation pilots who still need to buy an 8.33 kHz radio for their aircraft. Applications can now be accepted to 30 September 2018. Forms and guidance available on the CAA website SW 2018/090

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Great Yarmouth Air on 16 and 17 June 2018. Details by NOTAM and in AIC M029/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. Additional restriction may be put in place for jet Formation Display Teams. SW2018/89

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Torbay Air Show, Paignton, Devon, on 1, 2 and 3 June 2018. Details by NOTAM and in AIC M017/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/88

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations for a Patrouille de France (French Air Force Jet Display Team) at Duxford Aerodrome Cambridgeshire on 24 and 27 May 2018. Details by NOTAM at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/87

Helicopter Flight Instructor Guide

We are sharing a comprehensive and fully illustrated Helicopter Flight Instructor Guide that has been developed by EHEST. You can download the guide on the EASA website: https://www.easa.europa.eu/document-library/general-publications/ehest-helicopter-flight-instructor-guide SW2018/85

Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Red Arrows displays at Great Yarmouth, Norfolk on 16 and 17 June 2018. Details by NOTAM at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/83

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Duxford Air Festival, Cambridgeshire, on 26 and 27 May 2018. Details by NOTAM and in AIC M018/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. Additional restrictions for a Jet Formation Display Team will be promulgated separately. SW2018/81

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations at Manchester on 22 May 2018. Details by NOTAM and in AIC M040/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/80

Expired: Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Midlands Air Festival, Alcester, Warwickshire, on 19 and 20 May 2018. Details by NOTAM and in AIC M019/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/79

Identification requirement for flight crew licensing applications

Pilots are required to submit certified copies of their ID (such as passport or driving licence) for certain Flight Crew Licensing applications. For security and fraud prevention reasons, the UK CAA is no longer able to accept black and white copies of ID documents. Any applications submitted on or after 14 May 2018 which require […]

Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Abingdon Air and Country Show Flying Display at Abingdon Aerodrome, Oxfordshire on 5 and 6 May 2018. Details by NOTAM and in AIC M008/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/72

Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Royal Wedding at Windsor Castle on 19 and 20 May 2018. Details by NOTAM and in AIC M021/2018 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/70

Alert for restricted airspace (temporary)

Restriction of Flying Regulations at Isle of Islay on 4 May 2018. Details by NOTAM and in a briefing sheet at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/68

Temporary licence certificates

The CAA has updated the forms and guidance material related to the temporary licence certificate. The following changes have been made: – Low visibility (LV) box removed (no longer applicable) – Clarification of the CAA policy that the expiry date 8 weeks shall be from the date of the flight test, zero flight time training […]

Introductory Flights – Guidance To Operators

Updated guidance for operators of introductory flights has been published on our website via: http://www.caa.co.uk/General-aviation/Aircraft-ownership-and-maintenance/Introductory-flights/. This document has been produced to provide easy access to the rules and regulations surrounding introductory flights. SW2018/61

Expired: Alert for restricted airspace (temporary)

Three sets of Restriction of Flying Regulations for Commonwealth Heads of Government Meeting in London between 18 April and 21 April 2018. Details by NOTAM and in a briefing sheet at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2018/60

UK Airprox Board newsletter, March

UKAB’s March 2018 summary focuses on downwind, with the example of the C152 and C172 which came into conflict at Cumbernauld. The ‘UKAB monthly round-up’ includes an assessment of 21 incidents by the Board. SW2018/056

Alert for restricted airspace (temporary)

Restriction of Flying Regulations for Red Arrows display at RAF Linton-on-Ouse, North Yorkshire on either 27, or 28 March 2018. Details by NOTAM can be found at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all Drones. SW2018/052

CAA Scheme of Charges 2018/19

The revised CAA Schemes of Charges, effective as from 1 April 2018, are now available. We asked for comments on the charge proposals. We are grateful for the submissions received and have published our response (CAP 1626). SW2018/046

English Language Proficiency for pilots

This notification provides clarification to licence holders about the English Language Proficiency assessment process. Flight Radiotelephony Operator’s Licence (FRTOL) holders who have not converted to Part-FCL, new FRTOL applicants, those holding level 4 or 5 Language Proficiency should be aware that they must hold a valid Language Proficiency validation to operate such equipment. If you […]

Test notification requirements

From 1 April 2018 the CAA will require test notification to be requested in any instance before an applicant completes a skill test, or a proficiency check or assessment of competence with a non-UK CAA EASA examiner, in accordance with ARA.FCL.205 and section 2.4 of the EASA Examiner Differences Document. The test notification email return must be […]

Guidance for pilots on type rating differences courses

The EASA Type Ratings and Licence endorsement lists show where additional ‘differences’ training is required, if you are to operate certain variants within a type endorsement. For example, if you have a Type Endorsement B757/767, you can fly one of the aircraft within the endorsement, i.e. the B767, but will require additional training to fly the […]

Declared Training Organisations – guidance material

The General Aviation Unit of the CAA has produced a Guidance Document to help Training Organisations take advantage of the incoming European regulations for Declared Training Organisations (DTOs). It is envisaged that the new regulations will come into force on 8 April 2018 with a 12 month transitional period. The document (CAP1637) is designed to […]

Converting to an EASA Licence from a UK National/JAR licence

To fly EASA certified aircraft from 8 April 2018 pilots will need to hold an EASA licence. Please note that the following exceptions apply: 1. National licences for microlights and gyroplanes do not have an equivalent EASA licence to convert to. 2. EASA Balloon and Sailplane licensing is subject to delays in the drafting of […]

UK Airprox Board newsletter, February

UKAB’s February 2018 summary focuses largely on Airprox incidents resulting from sub-optimal airmanship. ‘Airprox of the Month’ relates to an incident at Compton Abbas where two C42 Ikarus aircraft were both joining for a right-hand circuit on runway 26. SW2018/024

CHIRP General Aviation FEEDBACK, Edition 75

In this latest edition: – letters of agreement – charging portable electronic devices in the cockpit – fuel selectors and fuel filler caps – flight in IMC without a surveillance-based Air Traffic Service (how to minimise the risk) – cowling loss Read all about it here. SW2018/022

Transition of frequency assignments to 8.33 KHZ voice channel spacing

During 2018 most ground stations radios will convert to 8.33 kHz channel spacing. Airspace users must ensure they are correctly equipped and carry an 8.33 kHz capable radio where required. A list of converted ground stations is maintained in an AIP supplement. Pilots are required to check supplement data before they fly and to review […]

Expired: Restricted airspace (temporary) – Cheltenham Festival, 13 – 16 March 2018

Restriction of Flying Regulations for Cheltenham Festival, between 13 and 16 March 2018. Details of Restricted Airspace in NOTAM and in AIC Mauve 006/2018, which can be found on the NATS website. Restrictions also apply to the operation of all drones. SW2018/15

Expired: Helicopter special events briefing 2018

Following requests from industry, the British Helicopter Association (with support from the CAA) is reinstating the Special Events Briefing which was last held in 2016. The meeting will enable heliport operators to brief industry on their plans for the coming season and also facilitate an open exchange with industry, with the aim of promoting a […]

Expired: Pilot logbooks – loss, damage, corruption or theft

With immediate effect, the CAA will no longer accept the submission of a sworn affidavit as the primary means of accepting hours for the grant of a licence, rating, certificate or the revalidation and extension/or removal of restriction of privileges where an individual is unable to provide logbook evidence of their required hours due to loss, […]

Expired: Publication of AIC Y 001/2018 UK Flight Information Services

The ICAO requirements for a Flight Information Service within Class E and G airspace in the UK are met through a suite of air traffic services that are collectively known as the UK Flight Information Services (FIS). These services are provided in accordance with CAP 774: UK Flight Information Services and are detailed within UK AIP […]

English language proficiency testing and flight crew licensing

The CAA has published guidance for training organisations and examiners on carrying out an informal language proficiency assessment. The guidance provides information about the criteria for achieving an Expert / Level 6 rating,  assessing native speakers and the ICAO rating scale. You can read the language proficiency guidance on our website. SW2017/227

Expired: CHIRP GA Feedback Edition 74

In this latest edition of CHIRP, we cover: – Distractions, changes in routine and checklists – Post maintenance flight tests – Practice Forced Landings away from an airfield – Cessna seat latches, and much more. Read all about it. SW2017/221

Expired: UK Airprox Board: 2016 Report

The Report by the UK Airprox Board (Blue Book 32) provides analysis of 2016’s incidents. It includes observations and lessons – incidents are broken down by aviation sector, airspace, risk distributions, incident rates and causal factors – and a short catalogue of 2016 Airprox. http://www.airproxboard.org.uk/Reports-and-analysis/Annual-Airprox-summary-reports/ SW2017/220

Kidde handheld fire extinguishers recall

The FAA has issued a Special Awareness Information Bulletin (SAIB CE-18-05) advising of concerns with certain Kidde fire extinguishers with plastic handles, which may become clogged or require excessive force to discharge and can fail to activate during a fire emergency. The manufacturer has issued a recall notice that involves 134 models of fire extinguishers […]

Expired: Revised PPL Ground Exam guidance

A revised standards document for PPL Ground examinations has been published. You can view the new document here. SW2017/217

Expired: Consultation on CAA statutory charges 2018/19

We are currently consulting on our statutory charge proposals for 2018/19. For more information, and to submit comments, please view the consultation. All comments must be received before the consultation closes on 8 February 2018. SW2017/216

Pilot Training Review final report published

We have published CAP 1581 – Pilot Training Review Final Report: Recommendations and Conclusions alongside three interim reports (Gap Analysis, Literature Review and Interview Study). This study, initiated and funded by the CAA, looks at all aspects of pilot training in order to ensure relevance as aircraft technologies and training methodologies develop, and to identify […]

CHIRP Air Transport FEEDBACK Edition 124

CHIRP Air Transport FEEDBACK Edition 124 has been published. In this edition: Missed RT calls and ‘stepped on’ transmissions: why do they happen and what can be done? High temperatures in the cabin and flight deck and an unserviceable air conditioning pack: press on or delay the flight? Low temperature issues: a passenger concerned about […]

Expired: Restricted Airspace (Temporary) – central London, 12 November 2017

Restriction of Flying Regulations for a national ceremony to mark Remembrance Sunday at the Cenotaph, central London on 12 November 2017. Details by NOTAM and in AIC M084/2017 at http://www.nats-uk.ead-it.com. Restrictions also apply to the operation of all drones. SW2017/209

Expired: Restricted Airspace (Temporary) – Wales Rally GB, 27-29 October 2017

Restriction of Flying Regulations for Wales Rally GB 2017 at various sites in Wales and England between 27 and 29 October 2017. Details by NOTAM and in AIC M083/2017 at http://www.nats-uk.ead-it.com.  Restrictions also apply to the operation of all drones. SW2017/205

Part 145 overseas OJT approval application

Organisations who wish to apply for UK CAA Part 145 overseas approval of their OJT in support of type rating issue can now do so, via this application form, available on the CAA website. SW2017/197

Cost sharing flights

We have published information intended to provide guidance for when the actual direct costs of a passenger transport flight may be shared between the occupants of an aircraft without having to comply with the regulations applicable to Commercial Air Transport or Public Transport flights. Our website contains updated information, also available in PDF format, alongside […]

Applications for a Part FCL PPL licence that include JAR training

Please note that applications for the issue of a Part FCL PPL where an exemption has been issued to enable JAR training to be used towards the training requirements for the Part FCL PPL licence must be received by the UK CAA by close of business on 29 September 2017. Any applications received after this date […]

Expired: Listen up: CAA announces changes to airspace squawks

The latest listening-out squawks, designed to help general aviation pilots steer safely clear of controlled airspace, are today being updated. New codes are being introduced (Liverpool, Brize Norton and Southend) along with changes to several existing ones. For access to the new codes, as well as a handy downloadable chart including all the changes, go […]

SERA implementation

The UK is currently implementing the final part of the ‘Standardised European Rules of the Air’ (SERA – Regulation (EU) 923/2012), effective 12 October 2017. In addition to amending the key CAPs and the UK AIP, we have updated our consolidation of SERA, the ANO and The Rules of the Air Regulations 2015 ahead of 12 […]

UK Airprox Board newsletter, July

UKAB’s July 2017 summary focuses largely on Airprox incidents resulting from sub-optimal airmanship. ‘Airprox of the Month’ relates to an incident at Biggin Hill where a PA28 conducting a downwind join came into conflict with a C152 ahead. The lesson is that pilots should make early decisions if things start going wrong with their plan, […]

Skyway Code updated and available to buy in hard copy

The CAA’s guide to private flying rules, regulations and best practice has been updated and is available to download  at www.caa.co.uk/skywaycode. Printed copies are now available to buy direct from aviation supplier AFE online. SW2017/185

Restricted Airspace (Temporary) – Edinburgh, 28 August – 4 September 2017

Restriction of Flying Regulations for events in the vicinity of the Forth Road Crossings, Edinburgh between 28 August and 4 September 2017. Restricted airspace is detailed by NOTAM and in briefing sheet under ‘Airspace Restrictions’ in the ‘News’ column. Restrictions also apply to the operation of all drones. SW2017/177

Issue 2 of SI2017/01 to CAP 797 FISO Manual

Issue 2 of Supplementary Instruction (SI) 2017/01 to CAP 797 Edition 3 was published on 24 August 2017, effective 12 October 2017 and replaces Issue 1 which was notified in SW2017/161 on 17 August 2017. This SI details changes to CAP 797 resulting from the amendment of Reg (EU) No 923/2012 Standardised European Rules of […]

Expired: Restricted Airspace (Temporary) – Rhyl, 27 August 2017

Restriction of Flying Regulations for a Red Arrows display at Rhyl, Denbighshire on 27 August 2017. Details by NOTAM and in AIC M064/2017. Restrictions also apply to the operation of all drones. SW2017/173

Restricted Airspace (Temporary) – Ayr, 2-3 September 2017

Restriction of Flying Regulations for Scottish Air Show at Ayr on 2 and 3 September 2017, detailed in AIC M074/2017. There will be additional airspace restrictions for displays by the Red Arrows on 3 September 2017; details in AIC M064/2017. All airspace restrictions will be notified by NOTAM. Restrictions also apply to the operation of all drones. SW2017/172

Restricted Airspace (Temporary) – Portrush, County Antrim, 2-3 September 2017

Restriction of Flying Regulations at Portrush, County Antrim for airshow on 2 and 3 September 2017, detailed in AIC M073/2017. There will be additional airspace restrictions for displays by the Red Arrows; details in AIC M064/2017. All airspace restrictions will be notified by NOTAM. Restrictions also apply to the operation of all drones. SW2017/171

Restricted Airspace (Temporary) – Bournemouth, Dorset, 30 August – 3 September 2017

Restriction of Flying Regulations for Bournemouth Air Festival, Dorset, between 30 August and 3 September 2017, detailed in AIC M067/2017. There will be additional airspace restrictions for displays by the Red Arrows on 31 August, 1 September and 2 September; details in AIC M064/2017. All airspace restrictions will be notified by NOTAM. Restrictions also apply […]

A national system to improve electronic conspicuity

The UK Civil Aviation Authority has confirmed that ADS-B ‘in/out’ using 1090 MHz is its preferred national system to improve electronic conspicuity for general aviation, ideally used through transponders. A survey on the types of devices private pilots already use and what they would prefer to use in future will be open until 29 September: https://www.surveymonkey.co.uk/r/UKGAEC SW2017/162