# \#modernization

**URL:** https://forums.buildingsmart.org/tag/modernization/64.md

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## [IFC Modernization : Relationships](https://forums.buildingsmart.org/t/ifc-modernization-relationships/1462)

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**Author:** [@jonm](https://forums.buildingsmart.org/u/jonm)\
**Replies:** 17\
**Last updated:** [June 25, 2019, 9:31pm UTC](https://forums.buildingsmart.org/t/ifc-modernization-relationships/1462 "2019-06-25T21:31:40Z")

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Refer https://forums.buildingsmart.org/t/what-would-you-like-to-see-most-in-the-modernization-of-ifc/ I suspect relationships were adopted due to the strong dependency on EXPRESS and STEP in design. Having a class ser…