— Web Services are commonly used by organizations for B2B integration and enterprise application integration. UDDI registries are widely used as mechanisms for businesses to list and discover available services. Businesses may want to limit the information of their services to certain users and businesses. However, UDDI provides no mechanisms to limit data inquiries to a particular subset of requesters. This paper presents a rolebased access control implementation of UDDI so businesses may safely publish data and limit the organizations who may perform inquiries against their information.