Enroute Information
Instrument and visual flight rules, airspace classifications, Air Traffic Services (ATS), ATS routes, navigation systems and en-route charts.

ENR 0
 
ENR 1 - General Rules and Procedures
ENR 1.1 General Rules
ATS Routes and Upper Control Areas
Class G Airspace (Airspace Other than Controlled Airspace and Advisory Routes
General Flight Procedures
      Position Reporting within the London and Scottish FIR/UIR
      Climb and Descent
      Speed Control
      Radiotelephony, Radio Failure and Loss of Communication Procedures
      Airborne Collision Avoidance System (ACAS)
      Diversion
      Low Level Cross-Channel Operations - UK/France
Arrangements for Particular Types of Flight
      Non-Standard Flights (NSFs) in Controlled Airspace
      Non-Deviating Status (NDS)
      Unusual Aerial Activities (UAA) Outside Controlled Airspace
      Royal Flights
      Observation Flights Conduceted Under the Treaty of Open Skies
      Special Flights
      Civilian Formation Flights - ATC Procedures
Airspace Restrictions, Danger Areas and Hazards to Flight
      Airspace Restrictions
      Hazards to Flight
      Activities of a Dangerous Nature
      Air Navigation Obstacles
      Aerial Sporting and Recreational Activities
      Other Temporary Hazards
      Keevil Aerodrome
ENR 1.2 Visual Flight Rules (Inclusive of Special VFR Flight)       VFR Flight
      Special VFR Flight
ENR 1.3 Instrument Flight Rules
ENR 1.4 ATS Airspace Classification (inclusive of notification)
ENR 1.5 Holding, Approach and Departure Procedures
ENR 1.6 ATS Surveillance Services and Procedures
      ATS Surveillance Services
      Use of Radar in the Air Traffic Services
      SSR Operating Procedures (inclusive of UK SSR Code Assignment Plan)
       Lower Airspace Radar Service
      Military Middle Airspace Radar Service
      (Former) Penine Radar Area of Responsibility
ENR 1.7 Altimeter Setting Procedures
ENR 1.8 Regional Supplementary Procedures (Doc 7030)
ENR 1.9 Air Traffic Flow Management (ATFM)
ENR 1.10 Flight Planning
      General Procedures
      When to File a Flight Plan
      UK Parent ATSU System
      VFR Flight Plans
      IFR Flight Plans
      Repetitive Flight Plans
      Flight Plan Filing Process via AFPEx
      Low Level Civil Aircraft Notification Procedures (CANP)
ENR 1.11 Addressing of Flight Plan Messages
ENR 1.12 Interception of Civil Aircraft
ENR 1.13 Unlawful Interference
ENR 1.14 Air Traffic Incidents (AIRPROX)
ENR 1.15 Off-Shore Operations
      Southern North Sea Low Level Radar Advisory, Flight Information Service and Helicopter Operating Procedures
      Northern North Sea and Atlantic Rim Low Level Radar Advisory, Flight Information Service and Morcombe Bay and Liverpool Bay Gas Fields - Helicopter Support Flights
      Flight Plan Procedures for Helicopter Operations over Sea Areas around the UK
      RTF and NDB Frequencies for fixed & Off-Shore Installations and mobiles
 
ENR 2 - Air Traffic Services and Airspace
ENR 2.1 FIR, UIR, CTA, TMA (including Military Control Zones/Areas)
ENR 2.2 Other Regulated Airspace
Airspace Within Which ATS is Delegated
Aerodrome Traffic Zones (other than Civil Licensed Aerodromes)
Military Aerodrome Traffic Zones
Shanwick Oceanic Control Area (North Atlantic Region - NAT)
 
ENR 3 - ATS Routes
ENR 3.1 Lower ATS Routes (inclusive of Conditional Routes)Lower ATS Routes - ATS Advisory Routes)
ENR 3.2 Upper ATS Routes (inclusive of Conditional Routes)
ENR 3.3 Area Navigation (RNAV) Routes (Refer to ENR 3.1 and ENR 3.2) - to be developed
ENR 3.4 Helicopter Routes - to be developed
ENR 3.5 Other Routes - to be developed
ENR 3.6 En-Route Holding
 
ENR 4 - Radio Navigation Aids/Systems
ENR 4.1 Radio Navigation Aids - En-Route
ENR 4.2 Special Navigation Systems - to be developed
ENR 4.3 GNSS Global Navigational Satellite System - - to be developed
ENR 4.4 Name-code Designators for Significant Points
ENR 4.5 Aeronautical Ground Lights - En-Route - to be developed
 
ENR 5 - Navigation Warnings
ENR 5.1 Prohibited, Restricted and Danger Areas
Prohibited Areas
Restricted Areas
Danger Areas
ENR 5.2 Military Exercise and Training Areas
East Anglian Military Training Area (EAMTA) and North Wales Military Training Area (NWMTA)
Temporary Reserved Areas (TRA)
Temporary Reserved Areas (Gliding) TRA(G)
Aeras of Intense Air Activity (AIAA)
Aerial Tactics Areas
Advisory Radio Areas
Air-to-Air Refuelling Areas (AARA)
ENR 5.3 Other Activities of a Dangerous Nature
Small Arms Ranges
Other Potential Hazards
High Intensity Radio Transmission Areas (HIRTA)
E-3 Orbit Areas
Off-Shore Safety Areas (OSAs) & Gas Venting Sites
Permanently Sighted Lasers
Radio Sonde Balloon Launch Sites
ENR 5.4 Air Navigation Obstacles - En-Route
Land Based
Off-Shore
ENR 5.5 Aerial Sporting and Recreational Activities
Glider Launching Sites (by winch/ground Tow (W) and tug aircraft/motor glider (T))
Hang Gliding and Parascending Winch/Auto-Tow Launch Sites
Free-Fall Drop Zones
Microlight Sites
ENR 5.6 Bird Migration and Areas with Sensitive Fauna (inclusive of Release of Racing Pigeons)
 
ENR 6 - En Route Charts
ENR 6.1 Division Map for Non Standard Flights in Controlled Airspace
  Area of Responsibility of the ATSSD Regional Offices
  Chart of United Kingdom ATS Airspace Classifications - SFC-FL195
  Chart of United Kingdom ATS Airspace Classifications - FL195-FL245
  Theoretical NATS Primary and Secondary Radar Coverage at 10,000 ft within UK FIR Boundaries
  Theoretical NATS Primary and Secondary Radar Coverage at 25,000 ft within UK FIR Boundaries
  Lower Airspace Radar Service
  Military Middle Airspace Radar Service
  Temporary Reserved Areas (TRA)
  (Former) Pennine Radar Area of Responsibility FL55 - FL195)
  United Kingdom Altimeter Setting and Flight Information Regions
  IFPS Zone
  Northern North Sea - Radar Service and Information Areas, and Observed QNH Used
  East Shetland Basin Boundary
  Southern North Sea Low Level Radar Advisory, Flight Information Service Area & Anglia Offshore Safety Area (OSA)
  Helicopter Main Routes & Northern North Sea Off-Shore Safety Area (OSA)
  Aberdeen - Atlantic Rim HMR X-Ray/Yankee
  Morecombe Bay/Liverpool Bay Gas Field Helicopter Support Flights
  RTF Frequency Allocations for Mobile Installations in the UK Area Under Concession
  RTF Frequency Allocations for Mobile Installations in the UK Area Under Concession
  NDB Frequency Allocations for Mobile Installations in the UK Area Under Concession
 
ENR 6.2.0 London ACC - FIS Sectors
  Scottish ACC - FIS Sectors
 
ENR 6.2.1 Shanwick Flight Information Region (FIR)/Oceanic Control Area (OCA)
  Belfast Terminal Control Area (TMA), Belfast Control Zone (CTR) and Belfast/City Control Zone (CTR)/Control Area (CTA)
  Manchester TMA
  Scottish TMA
  Solent CTA, Bournemouth CTR and Southampton CTR
  Brize Norton CTR
  Lyneham CTR/CTA
  Channel Islands Control Zone - ATS Significant Points & VRPs
  Bristol/Cardiff Control Zones and Control Areas
  London TMA
 
ENR 6.2.2 Delegation of ATS Responsibilities - Within North Atlantic and North Sea Lower Airspace
  Delegation of ATS Responsibilities - Within North Sea Upper Airspace
  Delegation of ATS Responsibilities - Within Southern North Sea
  Delegation of ATS Responsibilities - Within Areas of Amsterdam FIR
  Delegation of ATS Responsibilities - Within the Southwestern Corner of the London UIR
  Delegation of ATS Responsibilities - Within the Shannon UIR
  Delegation of ATS Responsibilities - Within Irish Sea
  Delegation of ATS Responsibilities - Within BANBA CTA
  Delegation of ATS Responsibilities - Within the Shannon FIR - Eglinton CTA Areas
  Delegation of ATS Responsibilities - Within the NorthWestern Corner of the Scottish FIR/UIR and along the common Scottish and Reykjavik FIR/UIR Boundary
  Military Aerodrome Traffic Zones
  NOTA, SOTA and Shannon Upper Airspace
  Brest Oceanic Transition Area (BOTA)
  North Atlantic Minimum Navigation Performance Specification Airspace (NAT MNPSA) Between FL285 and FL420
 
 
ENR 6.3.0 Temporary Reserved Areas (Gliding) in Class C Airspace between FL195 and FL240 in the London ACC Area
  Temporary Reserved Areas (Gliding) in Class C Airspace between FL195 and FL240 in the Scottish ACC Area
  Temporary Reserved Areas (Gliding) in Class C Airspace above FL240 in the London ACC Area
  Temporary Reserved Areas (Gliding) in Class C Airspace above FL240 in the Scottish ACC Area
  Lower ATS Routes (South Sheet)
  Lower ATS Routes (North Sheet)
  Air Traffic Advisory Service in the United Kingdom FIR
  Upper Airspace Control Area and Upper ATS Routes (South Sheet)
  Upper Airspace Control Area and Upper ATS Routes (North Sheet)
  Upper Airspace Military TACAN Route System
 
ENR 6.4.0 VHF GP Air-Ground Communication Cover Existing in the NAT Region at FL100
  VHF GP Air-Ground Communication Cover Existing in the NAT Region at FL150
 
ENR 6.5.1 Chart of United Kingdom Airspace Restrictions and Hazardous Areas
Chart of United Kingdom Areas of Intense Air Activity (AIAA), Aerial Tactics Areas (ATA) and Military Low Flying System
ENR 6.5.4 Air Navigation Obstacles Area Codes Used in the Lists
ENR 6.5.6 Bird Concentration Areas March - July
  Bird Concentration Areas October - March