CRM practitioners are experts in many aspects of cultural heritage. They are also on the front line of cultural resource compliance and stewardship. Transferring this expertise into the legal system as an expert witness is rewarding and lucrative while opening a new service line not tied to NHPA compliance. However, the legal system operates under a different set of rules and practices that CRM practitioners may not understand right away. CRM professionals should nonetheless be aware of them when stepping into the role of expert witness. With CRM heading into unfamiliar and contentious territory, this knowledge is becoming even more important!