1. Flat, flex, assured pressures Network Development Statement
2007 bookings timeline
Demand forecasts
Network analysis
Flat, flex, assured pressures
Network Development Statement
Open
01 Jun
Application window
Close 24 Jul
Initial 15 Sept
Revised allocation
Final 30 Sept
w/e
18 May
25 May
08 Jun
15 Jun
22 Jun
29 Jun 06
Jul 13 20 27
03 Aug 10
Aug
17 Aug
24 Aug
31 Aug
07 Sept
14 Sept
21 Sept
28 Sept
05 Oct
NB Assumes implementation of Mod 139

2. 2008 bookings timeline DN internal activities Demand forecasts
Network analysis
Optimisation
Network development statement
Transitional period activities
Flat, flex and assured offtake pressures
Y+1 to Y+3
Flat, flex and assured offtake pressure applications
Allocation
Enduring period activities
Assured offtake pressures
Y+4 to Y+6
NTS reduction applications
DN response
DN increase applications DN
Interruption
Y+4 to Y+8
Interruptible tenders
Interruptible allocations
Prevailing rights
Initial rights
Decrease/
increase applications
Annual flex
Y+4 and Y+5
Annual flex auctions and allocations
Annual flat
(not needed in 2008)
Annual flat auctions and allocations
NTS system management tenders
????
Month
Apr
May
Jun
Jul
Aug
Sep