Meaning of coded fields for registered aircraft

Use our field definitions table and code meanings to understand the values of each column and code in the aircraft register data spreadsheets.

Download the latest aircraft register data files.

Aircraft register data format

From 21 December 2015, changes were made to the certificate of airworthiness (CofA) information. This includes:

  • CoAcata contains the status and airworthiness categories for an aircraft’s Standard CofA
  • CoAcatb contains the status and airworthiness categories for an aircraft’s Special CofA
  • From 12 May 2010 a new field, ICAO Type Designator, was added after the Serial Number field
  • From 15 May 2006 two new fields were added to the end of each record - Suspension status and Suspension date.

Field definitions as of 21 December 2015

No. Excel col Field name Comments
1 Mark A Mark -
2 Manu B Manufacturer -
3 Type C Type -
4 Model D Model -
5 Serial E Serial Number -
6 MTOW F MTOW(kg) -
7 Engnum G No of Engines -
8 Engmanu H Engine Manufacturer -
9 Engtype I Engine Type List of values
10 Engmodel J Engine Model -
11 Fueltype K Fuel Type List of values
12 Regtype L Registration Type List of values
13 regholdName M Registration Holder's Name Companies appear as "Company name (trading as trading name)" while individuals appear as "Surname First name(s)"
14 regholdAdd1 N Registration Holder's Address Line 1 -
15 regholdAdd2 O Registration Holder's Address Line 2 -
16 regholdSuburb P Registration Holder's Suburb/Town -
17 regholdState Q Registration Holder's State -
18 regholdPostcode R Registration Holder's Postcode -
19 regholdCountry S Registration Holder's Country -
20 regholdCommdate T Registration Holder's Commencement Date e.g. 06 July 1995
21 regopName U Registered Operator's Name Companies appear as "Company name (trading as trading name)" while individuals appear as "Surname First name(s)"
22 regopAdd1 V Registered Operator's Address Line 1 -
23 regopAdd2 W Registered Operator's Address Line 2 -
24 regopSuburb X Registered Operator's Suburb/Town -
25 regopState Y Registered Operator's State -
26 regopPostcode Z Registered Operator's Postcode -
27 regopCountry AA Registered Operator's Country -
28 regopCommdate AB Registered Operator's Commencement Date e.g. 06 July 1995
29 Datefirstreg AC Date First Registered in Australia e.g. 06 July 1995
30 gear AD Landing Gear List of values
31 Airframe AE Airframe Category List of values
32 CoAcata AF Standard CofA List of values
33 CoAcatb AG Special CofA List of values
34 CoAcatc AH This field is currently not in use. -
35 Propmanu AI Propeller Manufacturer -
36 Propmodel AJ Propeller Model -
37 Typecert AK Type Certificate Number -
38 Countrymanu AL Country of Manufacture -
39 Yearmanu AM Year of Manufacture e.g. 1952
40 Regexpirydate AN Registration Expiry Date e.g. 06 July 1995
41 Suspendstatus AO Registration Suspension Status "Suspended" or blank
42 Suspenddate AP Registration Suspension Date e.g. 06 July 1995
43 ICAOtypedesig AQ ICAO Type Designator -

Registration expiry date

The following registration categories will have a registration expiry date. Refer to Field 12 for the registration type:

  • interim registrations. An interim registration must be followed up with a full application for registration within 14 days of the interim registration being issued. If an acceptable application is not received within this time, the registration will lapse.
  • full registrations. These aircraft have been registered for a limited period at the request of the registration holder. These registrations will lapse on the nominated date.

Registration Holder and Registered Operator start dates

The date shown for the Registration Holder and the Registered Operator is the date of effect of a change of ownership or appointment of a registered operator.

Last updated:
21 Sep 2021
Online version available at: https://www.casa.gov.au//aircraft/aircraft-registration/data-files-registered-aircraft/meaning-coded-fields-registered-aircraft
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