The IEC 61850 Technical Subcommittee administers the identification and resolution of technical problems for the IEC 62850 IS. For each major technical area, the subcommittee may setup a work group or individual with the expertise to cover the area of specialty. Work groups may be assigned to resolve a set of specific problems that require the focus of special experts. Typically, these groups are formed when a major technical issue has been written (TISSUE) that requires a fairly significant effort over a period of time. The group reports to the parent committee or working group that has delegated the task. The technical issue work groups would be responsible for: