1. MIPI Changes October 2012

2. Background
NTS Exit Capacity regime moves from the “Transitional” to the “Enduring” period on 1st October 2012
New data items and reports are being added to MIPI in line with this change
Some current data items and reports are being re-named or discontinued
Publish gas transmission data as specified by the EU 3rd package obligation
Publish obligated Exit data to the EU Transparency Platform
Publish non-obligated Exit data 2

3. Data Item Explorer New Exit Capacity Data Items Availability
Constraint
Daily Price
Each query can be broken down by Location
New “Exit Capacity” node which contains data sent from GEMINI after 30th September 2012 3

4. Data Item Explorer Exit Capacity (prior to October 2012)
Previous
Type
New
Exit Capacity
Node
Exit Capacity (prior to October 2012)
Capacity Trading Analysis (NORM26)
Report
Entry Capacity Trading Analysis
Exit Capacity Trading Analysis*
Existing “Exit Capacity” node is renamed to “Exit Capacity (prior to October 2012)”
It contains Exit data that was in the Capacity Trading Analysis (NORM26) prior to October 2012
*Updated until 30th September 2012 4

5. Report Explorer Report Explorer New Exit Capacity Reports Availability
Constraint
Daily Price
New Node
New Reports
New Reports accessed via Exit Capacity Publications
New Exit node is named “Exit Capacity – Daily Reports”
Existing “Capacity – Daily Reports” node is renamed to “Entry Capacity –Daily Reports”
Reports decommissioned from 30th September 2012 (in Report Explorer):
Exit Capacity Booked (NORD04a)*
Future Exit Capacity Booked (NORD04b)*
*data items accessible for a 5 year period in Data Item Explorer 5

6. Exit Capacity Publications
New Reports include:
Long Term Summary
Firm Exit Capacity Assignments
Firm Exit Capacity Transfers
Firm Exit Capacity Buybacks – Forwards
Firm Exit Capacity Buybacks – Options
Existing Menu “Exit Capacity Application Publications” is renamed to “Exit Capacity Publications” 6

7. ENTSOG New Exit data sent from MIPI to ENTSOG Transparency Platform:
Interconnector Exit Point Data
Long Term Firm Capacity
Scaleback Restoration
Tariff Data
Link to the ENTSOG platform: 7

8. Price Data
Some additional non-obligated data items are included as they are considered to be consistent with Entry Capacity.
These include:
Day-Ahead, Within-Day and Off-Peak Price data
Max/Min Prices
Weighted Average prices (WAP) 8

9. Timeframe
22nd – 23rd September 2012: Menu structures to be implemented
1st October 2012: Capacity Exit data will go live and new menu structure will be available to use
More detailed information on the new data items and lists will be published via the National Grid Operational data page prior to implementation

10. Web pages & Contacts
Exit Capacity Applications/Auctions/Information
National Grid NTS exit capacity Web page
Use of Data item explorer / Report explorer
MIPI 10