The webpages listed in the menu bar or linked below contain further information regarding the navigation approval specified.

Explained are the regulations and requirements relating to each approval.

Links to the relevant application forms and guidance information have also been provided.

RVSM - Reduced Vertical Separation Minimum

Approval allows aircraft to fly with a vertical separation of 1000 feet between FL290 and FL410 inclusive.

MNPS - Minimum Navigation Performance Specification

Approval permits flight within MNPS designated airspace in the North Atlantic.

RNAV10 (RNP10 - Required Navigation Performance)

Approval permits flight within RNP-10 designated oceanic and remote airspace.

Applying for Approval - RVSM, MNPS and RNP-10

CAA Form CA4040, together with the appropriate fee, should be sent to the Flight Operations Policy Department. Details of costs can be found in the CAA Scheme of Charges - General Aviation.

CAA Gateway Contact

Flight Operations Policy (Navigation)
Telephone: +44 (0) 1293 573508

ETOPS (Extended Range Twin Operations)

Approval permits twin-engined aeroplanes to operate over a route that contains a point further than one hours flying time away from an adequate aerodrome.

RNAV5 (B-RNAV - Basic Area Navigation)

Approval allows aircraft to navigate at FL95 and above without the use of point source navigation aids.

RNAV1 (P-RNAV - Precision Area Navigation)

A further development of B-RNAV. P-RNAV procedures have not yet been published in the UK; however, approval may be sought for P-RNAV operations elsewhere in Europe.

RNAV (GNSS) Approach Operations

LNAV and LNAV/VNAV

Approval allows RNAV (GNSS) Approach Operations to LNAV and LNAV/VNAV minima for AOC operators. (Currently private operators do not require specific approval.)

LPV (Localiser Performance with Vertical guidance)

Approval allows RNAV (GNSS) Approach Operations to LPV minima for AOC operators. (Currently private operators do not require specific approval.)

RNAV (RNP)

Approval allows Approach Operations that are sometimes called RNP Authorisation Required (AR) or RNP SAAAR (Special Aircrew and Aircraft Authorisation Required). Approval is required for allAOC and private operators.

Applying for Approval:

ETOPS

CAA Form SRG1814, together with the appropriate fee, should be sent to the Flight Operations Policy Department. Details of costs can be found in the CAA Scheme of Charges - Air Operator and Police Air Operator Certification.

RNAV1

CAA Form SRG1815, together with the appropriate fee, should be sent to the Flight Operations Policy Department. Details of costs can be found in the CAA Scheme of Charges - General Aviation.

LNAV and LNAV/VNAV

CAA Form SRG1813, together with supporting documentation, should be sent to the Flight Operations Policy Department.

LPV

Request further information from the Flight Operations Policy Department.

RNAV (RNP)

Request further information from the Flight Operations Policy Department.

CAA Gateway Contact

Flight Operations Policy (Flight Procedures)
Telephone: +44 (0) 1293 573909

Further Information

Eurocontrol Navigation Domain