Wholesale Electricity Market Rules Amending Rules 2017 (No. 3) (WA)

3604	GOVERNMENT GAZETTE, WA	30 June 2017
EN402

ELECTRICITY INDUSTRY ACT 2004

ELECTRICITY INDUSTRY (WHOLESALE ELECTRICITY MARKET)

REGULATIONS 2004

WHOLESALE ELECTRICITY MARKET RULES

Amending Rules 2017 (No. 3)

I, Ben Wyatt, Minister for Energy for the State of Western Australia, under regulation 7(4) of the Electricity Industry (Wholesale Electricity Market) Regulations 2004 hereby make the amending rules contained in this document.
These amending rules are to commence at 8:00am (WST) on 1 July 2017.

Dated at Perth this 27th day of June 2017.

BEN WYATT MLA, Minister for Energy.

I. Market Rule 2.4A amended
Amend clause 2.4A.1 by deleting the words "1 July 2017" and replacing them with the words

"1 July 2018".

2. Market Rule 2.28 amended
Insert new clauses 2.28.3B and 2.28.3C, after clause 2.28.3A, as follows-

2.28.3B. A Network Operator must—

(a)	promptly provide to AEMO (including in its capacity as System Management) all data available to it and reasonably required to model the static and dynamic performance of the SWIS, including (without limitation) computer models of the performance of the Network and Facilities connected, or which may be connected in the future, to the Network;
(b)	promptly forward to AEMO (including in its capacity as System Management) subsequent updates of the data referred to in clause 2.28.3B(a);
(c)	use its reasonable endeavours to ensure that all data referred to in this clause 2.28.3B is complete, current and accurate;
(d)	promptly notify AEMO (including in its capacity as System Management) if there are any reasonable grounds for suspecting that the data provided under this clause 2.28.3B is no longer complete, current and accurate; and
(d)	direct the relevant Rule Participant, or Network Operator where relevant, to operate
the Facility (or equipment within the Facility) at a particular level of output or in a

(e) include as part of the data provided to AEMO under this clause 2.28.3B-

i. all data provided to the Network Operator that is used for the purpose of modelling in relation to the SWIS by generators, customers, other Network Operators and any other source; and

all data relating to actual, committed or proposed modifications to the SWIS that the Network Operator reasonably considers are relevant to modelling in relation to the SWIS.

2.28.3C. Where AEMO (in its capacity as System Management)—

(a)	is satisfied that the performance of a Facility (or equipment within the Facility) is not adequately represented by any applicable data provided under clause 2.28.3B; and
(b)	holds the reasonable opinion that the inadequacy of the applicable data, is or will impede System Management's ability to carry out its functions in relation to Power System Security and Power System Reliability,

System Management may—

(c) System Management), as soon as reasonably practicable, revised or additional data and request that the Network Operator provide to AEMO (including in its capacity as

an associated model validation report demonstrating to System Management's reasonable satisfaction that the performance of the Facility (or equipment within the Facility) has been tested and is performing substantially in accordance with the revised modelling data; and

30 June 2017 GOVERNMENT GAZETTE, WA 3605

particular manner, until the Network Operator has submitted that revised data and associated model validation report and System Management is satisfied that the performance of the Facility (or equipment within the Facility) is performing substantially in accordance with that data.

3. Market Rule 3.21 amended

Insert a new clause 3.21.1(aB), after clause 3.21.1(a), as follows-

(aB) outages or de-ratings as a result of a direction from System Management under clause

2.28.3C;

4. Market Rule 10.9 added

Insert a new Market Rule 10.9, after Market Rule 10.8, as follows-

10.9. System Management Confidential Information

10.9.1. AEMO must set the class of confidentiality status for all information provided by a Network Operator under clause 2.28.3B and clause 2.28.3C as System Management Confidential.