# Legacy Constraints

> A binding limitation imposed by pre-existing legacy systems that a new design must accommodate.

Record: `lex:legacy-constraints`
Kind: constraint
Layer: [Evolution Principles](https://banes-lab.com/records/layer/evolution-principles.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-legacy-constraints

## category

- [Architecture Review Evolution Governance](https://banes-lab.com/records/lex-category/architecture-review-evolution-governance.md)

## referenced-by

- [Greenfield Development](https://banes-lab.com/records/arch/greenfield-development.md)