Header

Purpose: Define the contents of the aseXML A standard for energy transactions in XML. A set of schemas and usage guidelines that define how data should be exchanged under FRC in the gas and electricity industries in Australia. message header.

Detail: Every aseXML message carries a header used to indicate information about the message. When not provided, a default value of NEM is assumed for the market.

Field		Restrictions	aseXML	Schema
Header		Required	sequence	Header_r37
From		Mandatory	PartyIdentifier	Header_r37
To		Mandatory	PartyIdentifier	Header_r37
MessageID		Mandatory	MessageIdentifier	Header_r37
TransactionGroup		Mandatory, xsd:string transaction group choice	TransactionGroup	Header_r37
Priority		Optional, minOccurs=”0”	TransactionPriority	Header_r37
MessageDate		Mandatory. Time the sender generated the message, indicated to the millisecond.	xsd:dateTime (ccyy-mm-ddThh:mm:ss.sss+hh:mm),	Header_r37
SecurityContext	Optional, minOccurs=”0”		MessageSecurityContext	Header_r37
Market	Optional, default=”NEM” minOccurs=”0”		EnergyMarket	Header_r37

Support types

MessageIdentifier

Purpose: Uniquely identify every message generated by the message sender.

Detail: Message identifiers are not necessarily globally unique, only unique to a particular sender. The length allows you to use UUIDs as message, guaranteeing global uniqueness.

A message acknowledgement identifies which message it is acknowledging by providing the message identifier as an attribute.

Field	Restrictions	aseXML	Schema
MessageIdentifier	xsd:string minLength value=”1”maxLength value=”36”	simple	Header_r37

TransactionGroup

Purpose: Provide the transaction group that all contained transactions or transaction acknowledgments belong.

Detail: The target application is at liberty to reject any transactions within the message that do not belong to the stated TransactionGroup.

Field	Restrictions	aseXML	Schema
TransactionGroup	xsd:string enumerated list (see Electricity Retail B2B TransactionGroups)	simple	Header_r37

Table 52 Electricity Retail B2B TransactionGroups

Group	Description
CUST	Customer related
MRSR	remote services request/response
MSGS	Used for message acknowledgements only
MTRD	Meter data
NPNX	Notified Party transaction
OWNP	Own Way Notification
OWNX	NOMW, PIN, MFN and SFN
SITE	Site related
SORD	Service order, planned works

TransactionPriority

Purpose: Provide the processing priority desired by the sender.

Detail: The sender can indicate their preference in terms of timeliness of processing for the payload. The Receiver can determine if and how to honour the requested priority.

Unless specified in a B2B Business-to-Business. Generic term used to refer to defined business-to-business interactions between participants; excludes interactions between a participant and market systems such as MSATS. Procedure:

• All fully tagged aseXML Transactions are sent as medium priority.

• All aseXML wrapped CSV Transactions are sent as low priority.

Field	Restrictions	aseXML	Schema
TransactionPriority	Same priority as the initiating message. xsd:string enumerated list: High Medium Low	simple	Header_r37

MessageSecurityContext

Purpose: Provide the processing priority desired by the sender.

Detail: The sender can indicate information needed by the receiver to determine whether the sender is authorised to submit the transactions within the message.

For the Market Settlement and Transfer Future Transfer Submission System (MSATS Market Settlement and Transfer Solutions. The procedures published by AEMO under clause 7.2.8 of the National Electricity Rules, which include those governing the recording of financial responsibility for energy flows at a connection point, the transfer of that responsibility between market participants, and the recording of energy flows at a connection point.), this is used to hold the participant UserID where the context for transaction processing is determined.

Field	Restrictions	aseXML	Schema
MessageSecurityContext	xsd:string maxLength value=”15”	simple	Header_r37

EnergyMarket

Purpose –Indicate the energy market to which the message belongs.

Detail: Markets are currently defined for the National Electricity Market See Relevant Rules or Procedures, the NSW Gas Market and the Victorian Gas Market.

Field	Restrictions	aseXML	Schema
EnergyMarket	xsd:string enumerated list selection = NEM	simple	Header_r37