This document describes LMR Location Services including a brief summary of the solution (section 2 below), document suite (section 3 below), and its architecture (section 4 below): The document describes a two-tiered approach to providing location services. See section 2 below for a summary of the two tiers. The functional scope of the location service as described herein covers functionality described in [4]. Group-oriented Location Services are not supported at this time.