Players gained the ability to "mix and match" regimental traits, effectively creating their own custom fighting forces rather than being locked into a single sub-faction.
Before you search for a file, you need to understand what a legitimate 9th Ed PDF contains versus a fan-made compilation. Astra Militarum 9th Edition Codex Pdf -UPD-
To clarify:
This article is for educational and hobby guidance purposes. Games Workshop actively protects its intellectual property. We do not host, link to, or encourage the distribution of unlicensed PDFs. Players gained the ability to "mix and match"