XPS Registry Settings
Applies To: Windows Server 2008, Windows Server 2008 R2
The XPS registry keys can be set to define the path to the AD RMS templates in order to display the templates under File->Permission section.
AdminTemplatePath: This registry key defines the path to the AD RMS templates.
HKCU/Software/Microsoft/XPSViewer/Common/DRM
REG_SZ: AdminTemplatePath
Value: <path to templates>