The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
27 Oct 2026
09:00
To
27 Oct 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
29 Sep 2026
09:00
To
29 Sep 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
25 Aug 2026
09:00
To
25 Aug 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
28 Jul 2026
09:00
To
28 Jul 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
30 Jun 2026
09:00
To
30 Jun 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
26 May 2026
09:00
To
26 May 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
28 Apr 2026
09:00
To
28 Apr 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
31 Mar 2026
09:00
To
31 Mar 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Planned
From
24 Feb 2026
09:00
To
24 Feb 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)
MKT System Affected
ROI Electricity Market
Systems Undergoing Outage
AMI Systems
Outage Type
Postponed
From
18 Jan 2026
08:00
To
18 Jan 2026
14:00
Reason for Outage
To facilitate Essential Security Patching
Backlog Handling (Comments)
Market Messages inbound to ESB Networks will queue in the central HUB and be processed on resumption of normal service. The facility to book appointments via RMP Extranet shall be unavailable during the outage. Calls to the MPRN Enquiry Web Service will also be impacted as a result.
MKT System Affected
Retail Central Market System
Systems Undergoing Outage
SAP IS-U\SAP PO\SAP NGP
Outage Type
Postponed
From
18 Jan 2026
08:00
To
18 Jan 2026
14:00
Reason for Outage
Essential Security Patching
Backlog Handling (Comments)
Inbound and outbound market messages will queue up during the outage and will be processed once the Production TIBCO Hub is back online post outage.
MKT System Affected
TIBCO HUB System
Systems Undergoing Outage
TIBCO HUB System
Outage Type
Planned
From
06 Jan 2026
09:00
To
06 Jan 2026
14:30
Reason for Outage
Essential security patching
Backlog Handling (Comments)
The following requests inbound to ESB Networks will queue in the Central Market System and will be processed on resumption of normal service:
• Valid requests to De-Energise via 017MM with meter point status reason De-Energise – HH PAYG (D05) or De-Energise - Not NPA (D01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04)
• Valid requests to Re-Energise via 017MM with meter point status reason Re-Energise – HH PAYG (E05) or Re-Energise Not NPA (E01) that are eligible to be carried out remotely (Smart Meter installed, CTF value of 04, Meter Point Status ‘DR’)