1. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) NAESB Office Triage Subcommittee Executive Subcommittee (EC) Appropriate Subcommittee Annual Plan Item approved by Board Request received from any party Send Request to Triage Subcommittee Receives Request Determine appropriate Quadrant, Subcommittee & priority Disposition approved Disposition sent to EC Receives disposition Send disposition back to Triage for re-evaluation No Send Annual Plan item or Request to appropriate subcommittee Disposition approved No Receives Annual Plan item or Request Yes 1 1

2. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Glossary Subcommittee (GS) Appropriate Subcommittee 1 Discussions held on MBPs New definitions required Send proposed definition & request for approval to GS Receives notice that definition Is sufficient 2 3 Respond to subcommittee that definition is sufficient Existing definition sufficient Definition exists Receive proposed definition & request for approval Yes No Yes No 2 14

3. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Appropriate Subcommittee Wholesale Electric (WEQ) or Wholesale Gas (WGQ) Subcommittee 2234 5 Receives response from WEQ/WGQ Send response to Retail GS Send response to Retail GS Definition consistent Revise or develop new definition Revised or new definition approved Defined term related to WEQ/WGQ Receive revised or new definition Forward revised or new definition to appropriate Wholesale Quadrant for review Yes Glossary Subcommittee (GS) No Yes 3

4. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Glossary Subcommittee (GS) Appropriate Subcommittee WEQ / WGQ 10 Receive revised or new definition Complete development or revision of MBPs MBPs approved Update Working Glossary Send new definition to subcommittee Joint Meeting to establish consistent definition Definition Approved Yes 45 No 2 4 6

5. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Information Requirements Subcommittee (IR) Appropriate Subcommittee Receives MBPs for approval Forward MBPs to IR for technical development Technical implementation required 678 9 Forward MBPs to EC Receive MBPs Develop information requirements & data dictionary 5 Time Constraint Yes No Gaps in MBPs Exist? Send notice to subcommittee No Yes 10 Receive notice of gaps in MBPs

6. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Information Requirements Subcommittee (IR) Appropriate Subcommittee Technical Electronic Implementation Subcommittee (TEIS) 10 8 11 Receive notice of gap in MBPs Work product approved Send work product to TEIS Yes Receives IR work product Develops technical elements Gaps in MBPs exist Send notice to subcommittee Work product approved Yes No Yes No 6 977

7. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Information Requirements Subcommittee (IR) Appropriate Subcommittee Technical Electronic Implementation Subcommittee (TEIS) Recommendation posted for 30-day comment period Review comments & provide response as late comments Receive IR/TEIS work product Direction & scope correct 13129 11 Send back to IR Send work product to subcommittee No 7 Yes 7 Comments received Receive ok from subcommittee Send technical Recommendation to EC No Yes Review comments & provide response as late comments 12 Review comments & provide response as late comments 12 Notify TEIS that direction & scope correct

8. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Appropriate Subcommittee 13 1214 16 15 EC reviews comments & late comments from subcommittee MBPs approved Send back to subcommittee Send to NAESB membership for 30-day ratification Ratification achieved Yes made Revisions Should MBPs be revised No Further action No Yes No Information Requirements Subcommittee (IR) Technical Electronic Implementation Subcommittee (TEIS) 12 8

9. Development of Model Business Practices Process Flows (Note : Titles of Swim lanes change periodically) Executive Committee (EC) Appropriate Subcommittee 15 16 14 MBPs become Final Actions MBPs Published Send MBPs back to subcommittee 9 MBPs are forwarded to NARUC NARUC Receives MBPs