ObligationLevelEnum
search: boost: 2.0 ---# Enum: ObligationLevelEnum
The level of obligation or recommendation strength for a metadata element
URI: [linkml:obligation_level_enum](https://w3id.org/linkml/obligation_level_enum)
## Permissible Values
| Value | Meaning | Description |
| --- | --- | --- |
| REQUIRED | None | The metadata element is required to be present in the model |
| RECOMMENDED | None | The metadata element is recommended to be present in the model |
| OPTIONAL | None | The metadata element is optional to be present in the model |
| EXAMPLE | None | The metadata element is an example of how to use the model |
| DISCOURAGED | None | The metadata element is allowed but discouraged to be present in the model |
## Slots
| Name | Description |
| --- | --- |
| [obligation_level](obligation_level.md) | The level of obligation or recommendation strength for a metadata element |
## In Subsets
* [SpecificationSubset](SpecificationSubset.md)
## Identifier and Mapping Information
### Administrative Metadata
**Rank:** 10
### Schema Source
* from schema: https://w3id.org/linkml/meta
## LinkML Source
name: obligation_level_enum
description: The level of obligation or recommendation strength for a metadata element
in_subset:
- SpecificationSubset
from_schema: https://w3id.org/linkml/meta
rank: 10
permissible_values:
REQUIRED:
text: REQUIRED
description: The metadata element is required to be present in the model
RECOMMENDED:
text: RECOMMENDED
description: The metadata element is recommended to be present in the model
aliases:
- ENCOURAGED
OPTIONAL:
text: OPTIONAL
description: The metadata element is optional to be present in the model
EXAMPLE:
text: EXAMPLE
description: The metadata element is an example of how to use the model
DISCOURAGED:
text: DISCOURAGED
description: The metadata element is allowed but discouraged to be present in
the model