# Compatibility Tag

> A formal definition of the tag for a file that decides whether two versions or environments can work together, filed in a compatibility folder.

Record: `lexicon:compatibility-tag`
Kind: artifact
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-compatibility-tag

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Dependency-Management Tag](https://banes-lab.com/records/lexicon/dependency-management-tag.md) and before [Compatibility-Layer Tag](https://banes-lab.com/records/lexicon/compatibility-layer-tag.md).

## Category

- [Infrastructure Concerns](https://banes-lab.com/records/lexicon-category/infrastructure-concerns.md)