# TLA-169 public standard — licence

**Effective:** 2026-06-21  
**Standard version:** 1.0.0

## Public standard layer (CC BY-NC-ND 4.0)

The following are licensed under **Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International**:

- TLA-169 field dictionary (`tla169-fields.json`)
- JSON Schema modules under `schema/`
- JSON-LD context under `context/`
- Foundation documentation (README, governance, badge criteria, crosswalk)
- Worked examples under `examples/` (metadata shapes only)

See [LICENSE-CC-BY](LICENSE-CC-BY) for the full notice.

**Commercial use** of the standard in products, enterprise pipelines, or for-profit
implementation requires a separate licence from **The Landscape Archive Pty Ltd**
(operating subsidiary of The Landscape Vault Pty Ltd).

## Reference validator code

The reference validator in `lib/validate-bundle-v1.mjs` is provided for conformance
checking. Its licence is noted in [LICENSE-APACHE](LICENSE-APACHE) where applicable.

## Excluded (proprietary)

Species values, TLA Brain automation, 3D assets, populated databases, and commercial
pipelines are **not** part of this open standard repository. They remain proprietary
to The Landscape Vault Pty Ltd and are licensed through The Landscape Archive Pty Ltd.