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The Navaid.purpose attribute is used to indicate the intended usage of the navaid, i.e. 'ENROUTE' (E) or 'TERMINAL' (A) or 'BOTHALL' (AE i.e. dual purpose).
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| Identifier | Data Encoding Rule | Justification | Data Verification Rule (UID) | Remarks | ||||||||||
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| NAV-101 | The Navaid.type attribute is mandatory. | Minimum AIP data set | AIXM-5.1_RULE-1A33DB | |||||||||||
| NAV-102 | The Navaid.name attribute is mandatory. | Minimum AIP data set | TBD |
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| NAV-103 | The Navaid.designator attribute is mandatory. | Minimum AIP data set | TBD |
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| NAV-104 | If the Navaid.purpose is equal-to 'TERMINAL' or 'BOTHALL' either the Navaid.servedAirport or the Navaid.servedRunwayDirection shall be coded. | Minimum AIP data set (for Airport) PANS-AIM (Runway Direction) | TBD |
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| NAV-105 | If the Navaid.purpose is equal-to 'ENROUTE' neither the Navaid.servedAirport nor the Navaid.servedRunwayDirection shall be coded. | Data consistency | TBD | |||||||||||
| NAV-106 | Each instance of a Navaid shall be composed as a minimum of one NavaidEquipment. | Data consistency | Several rules ( e.g. AIXM-5.1_RULE-1B1D6D, AIXM-5.1_RULE-1B1D69) |
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