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Conventions
The following conventions are used:

...

Rule

Title

Name of provider

Identifier

DS-META-001

Requirement

Tip
title

Each ICAO data set shall be provided together with metadata giving the name of the organizations or entities providing the data set.

Notes

Note: This is the minimum set of metadata that ensures data traceability from the end-user to the originator. The next intended user has a contact from which to request supplementary metadata which the AIS has collected and stored.

Note: It should not be possible to identify an individual when providing this metadata.

Trace to ICAO

Each data set shall include the following minimum set of metadata:
a) the name of the organizations or entities providing the data set;

Each ICAO data set shall be provided together with metadata giving the date and time when the data set was provided.

Title

Date and time when provided

Identifier

DS-META-002

Requirement

Tip
titleRule

Notes

-

Trace to ICAO

Each data set shall include the following minimum set of metadata:
…
b) the date and time when the data set was provided;

Each ICAO data set shall be provided together with metadata giving the validity of the data set.

Title

Validity of the data set

Identifier

DS-META-003

Requirement

Tip
titleRule

Notes

Note: ICAO Annex 15 does not define "validity". Therefore, this document defines it as the valid date range for the dataset.

Note: In many cases there will be no end date for the date range.

Trace to ICAO

Each data set shall include the following minimum set of metadata:
…
c) validity of the data set;

Rule

Title

Indication that this is an AIRAC update

Identifier

DS-META-004

Requirement

Tip
title

Each ICAO data set shall be provided together with metadata that indicates when the data set has been updated according to the AIRAC System.

Notes

Note: This requirement covers the need to identify an AIRAC change.

Trace to ICAO

Each data set shall include the following minimum set of metadata:
…
c) validity of the data set;

Rule

Title

Limitations on use

Identifier

DS-META-005

Requirement

Tip
title

Each ICAO data set shall be provided together with metadata giving any limitations with regard to the use of the data set.

Notes

Note: This includes statements such as those concerning the fitness for use of the data set.

Note: This includes access rights, fees, legal restrictions, etc.

Trace to ICAO

Each data set shall include the following minimum set of metadata:
…
d) any limitations with regard to the use of the data set.

Each ICAO data set shall, conditionally, be provided together with metadata giving a description of the temporal reference system used in the data set or a citation for a document that describes that describes that temporal reference system when a temporal reference system other than the Gregorian calendar and Coordinated Universal Time (UTC) is used.

Title

Temporal reference system

Identifier

DS-META-006

Requirement

Tip
titleRule

Notes

-

Trace to ICAO

When a different temporal reference system is used for some applications, the feature catalogue, or the metadata associated with an application schema or a data set, as appropriate, shall include either a description of that system or a citation for a document that describes that temporal reference system.

Recommendation

Title

Geographical extent of the data set

Identifier

DS-META-007

Requirement

Info
title
Each ICAO data set should be provided together with metadata giving the geographical extent of the data set.

Notes

Note: The geographical extent may be a country, a territory, a geographical bounding box or polygon.

Trace to ICAO

Not applicable. However, this requirement was requested by the AIM community.