Cancellation of registration A registration may be cancelled. However, it is only possible in case it has not become valid. If it has, it is only possible to shorten the period of registration. Registration is cancelled by a message where the beginning of registration is identical with the beginning of the original registration (D) and the end is as of the day preceding the beginning (D -1). Inquiry about PDT data Fig. 8 Request for PDT data – of supplier The rules of the gas market define 3 types of change of supplier that shall be supported by the CDS system. They include the following: Standard change of supplier Quick change of supplier Change of supplier by registration of a change of data The individual steps of the change of supplier process are executed by sending messages. The meaning of a message is given by the msg_code and the type of action filled in the message. Fore every received message, a confirmation of acceptance is sent as well as a copy to involved entities that may include the following: New supplier New subject of settlement Existing supplier (in case there is no primary supplier to a PDT, the copy will be sent to the supplier at the PDT type 0005 in the respective grid) Existing subject of settlement (in case there is no primary supplier at a PDT, the copy will be sent to a subject of settlement at the PDT type 0005 in the respective grid) DSO/TSO The following actions shall be executed within sending of actions depending on the type of change of supplier and the current status of change of supplier: Action Description SCR Request for change of supplier Confirmation of reservation of distribution CRC or transport capacity Rejection of reservation of distribution or CRD transport capacity
Cancellation of registration A registration may be cancelled. However, it is only possible in case it has not become valid. If it has, it is only possible to shorten the period of registration. Registration is cancelled by a message where the beginning of registration is identical with the beginning of the original registration (D) and the end is as of the day preceding the beginning (D -1). Inquiry about PDT data Fig. 8 – Request for PDT data of supplier The rules of the gas market define 3 types of change of supplier that shall be supported by the CDS system. They include the following: Standard change of supplier Quick change of supplier Change of supplier by registration of a change of data The individual steps of the change of supplier process are executed by sending messages. The meaning of a message is given by the msg_code and the type of action filled in the message. Fore every received message, a confirmation of acceptance is sent as well as a copy to involved entities that may include the following: New supplier New subject of settlement Existing supplier (in case there is no primary supplier to a PDT, the copy will be sent to the supplier at the PDT type 0005 in the respective grid) Existing subject of settlement (in case there is no primary supplier at a PDT, the copy will be sent to a subject of settlement at the PDT type 0005 in the respective grid) DSO/TSO The following actions shall be executed within sending of actions depending on the type of change of supplier and the current status of change of supplier: Action Description SCR Request for change of supplier CRC Confirmation of reservation of distribution or transport capacity CRD Rejection of reservation of distribution or transport capacity
d1.4.2g-xml-message-formats-gas-valid-from-18.2.2011.docx