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ANNEX IU.K.GUIDELINES ON

[F13. Definition of the technical information necessary for network users to gain effective access to the system, the definition of all relevant points for transparency requirements and the information to be published at all relevant points and the time schedule according to which this information shall be published U.K.

3.3. Information to be published at all relevant points and the time schedule according to which this information should be published U.K.

(1) At all relevant points, transmission system operators shall publish the information as listed in paragraphs (a) to (g), for all services and ancillary services provided (in particular information on blending, ballasting and conversion). This information shall be published on a numerical basis, in hourly or daily periods, equal to the smallest reference period for capacity booking and (re-)nomination and the smallest settlement period for which imbalance charges are calculated. If the smallest reference period is different from a daily period, information as listed in paragraphs (a) to (g) shall be made available also for the daily period. This information and updates shall be published as soon as available to the system operator (near real time). U.K.
(a)

the technical capacity for flows in both directions;

(b)

the total contracted firm and interruptible capacity in both directions;

(c)

the nominations and re-nominations in both directions;

(d)

the available firm and interruptible capacity in both directions;

(e)

actual physical flows;

(f)

planned and actual interruption of interruptible capacity;

(g)

planned and unplanned interruptions to firm services as well as the information on restoration of the firm services (in particular, maintenance of the system and the likely duration of any interruption due to maintenance). Planned interruptions shall be published at least 42 days in advance [F2;]

(h)

[F3occurrence of unsuccessful, legally valid requests for firm capacity products with a duration of one month or longer including the number and volume of the unsuccessful requests; and

(i)

in the case of auctions, where and when firm capacity products with a duration of one month or longer have cleared at prices higher than the reserve price;

(j)

where and when no firm capacity product with a duration of one month or longer has been offered in the regular allocation process;

(k)

total capacity made available through the application of the congestion-management procedures laid down in points 2.2.2, 2.2.3, 2.2.4 and 2.2.5 per applied congestion-management procedure;

(l)

points (h) to (k) shall apply from 1 October 2013 .]

[F4(2) At all relevant points, the information under paragraph 3.3(1)(a), (b) and (d) shall be published for a period at least 24 months ahead.] U.K.
(3) At all relevant points, transmission system operators shall publish historical information on the requirements of paragraph 3.3(1)(a) to (g) for the past 5 years on a rolling basis. U.K.
(4) Transmission system operators shall publish measured values of the gross calorific value or the Wobbe index at all relevant points, on a daily basis. Preliminary figures shall be published at the latest 3 days following the respective gas day. Final figures shall be published within 3 months after the end of the respective month. U.K.
(5) For all relevant points, transmission system operators shall publish available capacities, booked and technical capacities, on an annual basis over all years where capacity is contracted plus 1 year, and at least for the next 10 years. This information shall be updated at least every month or more frequently, if new information becomes available. The publication shall reflect the period for which capacity is offered to the market.] U.K.