# Green Star

**URL:** https://community.oneclicklca.com/c/building-infra-lca/green-star/89.md

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## [Certification: Green Star](https://community.oneclicklca.com/t/certification-green-star/2213)

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**Author:** [@Steven](https://community.oneclicklca.com/u/Steven)\
**Replies:** 0\
**Last updated:** [June 3, 2025, 7:36am UTC](https://community.oneclicklca.com/t/certification-green-star/2213 "2025-06-03T07:36:29Z")

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Discuss Green Star requirements, credits, and calculations.

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## [Using EN 15804:2012+A2 for Green Star Buildings LCA](https://community.oneclicklca.com/t/using-en-15804-2012-a2-for-green-star-buildings-lca/2207)

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**Author:** [@Kiarakcomt](https://community.oneclicklca.com/u/Kiarakcomt)\
**Replies:** 1\
**Last updated:** [June 3, 2025, 7:19am UTC](https://community.oneclicklca.com/t/using-en-15804-2012-a2-for-green-star-buildings-lca/2207 "2025-06-03T07:19:18Z")

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I’m unable to add an EPD made in accordance with EN 15804:2012+A2 in a project modelled using LCA for Green Star. Can I use another EPD in the market with similar values as the EPD of the product installed as proxy? Woul…