What happens next
A decision on the application for a Development Consent Order for Slough Multifuel Extension Project was taken on 28 November 2023 and has now been issued.
The period for legal challenge is defined in s118 of the Planning Act 2008. Further information about legal challenge can be found in the letter sent to all Interested Parties accompanying the Secretary of State’s decision and statement of reasons.
If you have any queries about the process please email the Planning Inspectorate at [email protected] or telephone the helpline on 0303 444 5000.
Timeline (35 items)

The Secretary of State has granted development consent for this application.
For further information please refer to the following decision documentation:
- Planning Inspectorate’s notification of decision letter (PDF, 141KB)
- Secretary of State for Energy Security and Net Zero Decision Letter (PDF, 281KB)
- Development Consent Order as made by the Secretary of State (PDF, 210KB)
- Examining Authority’s Recommendation Report (PDF, 1MB)
- Regulation 31 Notice (PDF, 64KB)


The Secretary of State has today invited Interested Parties to comment on the information provided by the Applicant (PDF, 824KB) in response to her letter of 06 October 2023.
Comments should be submitted by email to [email protected].
The deadline for comments is 23:59 on 17 November 2023.

The Secretary of State for Energy Security and Net Zero wrote a letter (PDF, 148KB) on 6 October 2023 to the Applicant and other parties regarding a point of clarification.
A response received from the Applicant, SSE Slough Multifuel Limited (842, KB), has been published

The Secretary of State has today issued a letter to the Applicant requesting the clarification of information. (PDF 148 KB)
The deadline for response is 23:59 on Friday 13 October.


The Examining Authority’s notification of the completion of the Examination (PDF, 131KB) has been published.
The Examination Library (PDF, 298KB) has been updated.


The Examining Authority has made the decision to close the Examination of the Slough Multifuel Extension Project early. The Examination will close on Monday 26th June 2023.

The Deadline 6 Submissions have been published.
The Examination Library (PDF 305 KB) has been updated.

The Examining Authority’s schedule of proposed changes to the draft Development Consent Order (dDCO). (PDF, 255KB) has been published.
The Examination Library (PDF, 297 KB) has been updated.

The Deadline 5 Submissions have been published.
Royal Mail Group Limited has formally withdrawn (PDF, 4KB) its Written Representation submitted at Deadline 2.
The Examination Library (PDF, 295KB) has been updated.

The following documents have been published:
- The Examining Authority’s Second Written Questions (PDF, 480KB).
The Deadline for responses is Deadline 5, 26 May 2023. - The Examining Authority’s request for Further Information (PDF, 144KB) from the Applicant and Slough Borough Council. The Deadline for responses is Deadline 5, 26 May 2023.
The Examination Library (PDF, 272kb) has been updated.

The Examining Authority’s Rule 8(3) letter giving details of changes to the Examination Timetable (PDF, 160KB) has been published.
The Examination Library (PDF, 272kb) and Examination Timetable have been updated.

The Deadline 4 Submissions have been published.
The Examination Library (PDF 272KB) has been updated.

Due to website maintenance on Thursday 27 April between the hours of 10:00am – 11:00am, please avoid using the make a submission tab and have your say service.
Please submit any Deadline 4 submissions to the project mailbox during this period : [email protected]

A Note of Accompanied Site Inspection 1 – 20 April 2023 (PDF, 150KB) has been published.
The Examination Library (PDF, 264KB) has been updated.

The Deadline 3 Submissions have been published.
The Examination Library (PDF 264 KB) has been updated.

The Examining Authority has issued a letter (PDF, 195KB) which amends the Examination Timetable (Rule 8(3)).
The Examination Library (PDF, 326KB) and Examination Timetable have been updated.

The Examining Authority’s notification of an Issue Specific Hearing (PDF, 215KB) has been published.
The Examining Authority’s notification of an Accompanied Site Inspection (ASI) (PDF 215KB) and the itinerary for the ASI (PDF, 215KB) have been published.
The Examination Library (PDF, 235KB) has been updated.

The Deadline 1 Submissions have been published.
The Examination Library (PDF 203 KB) has been updated.

The following documents have been published:
- The Examination Timetable (Rule 8 letter) (PDF, 259KB).
- The Examining Authority’s First Written Questions (PDF, 206KB). The Deadline for responses is Deadline 2 , 23 March 2023.
The Examination Library (PDF, 200KB) has been updated

The Examination Timetable (Rule 8 letter) has been sent to Interested Parties
Procedural decision following Preliminary Meeting

The following documents have been published:
- The recording of the Preliminary Meeting and Transcript (PDF 127 KB)
- The note of the Preliminary Meeting (PDF, 516KB)
The Examination Library (PDF, 200KB) has been updated.

Instructions have been sent to those who have registered to participate in the Preliminary Meeting (PM).
Anyone who wishes to observe the PM in real time should use the following link: https://www.liveeventstream.online/planning-inspectorate-hearings/slough-multifuel-extension-project. Please note that the event will start broadcasting LIVE when opened by the Examining Authority. If the Livestream does not initially work it may be resolved by refreshing the webpage.

- Preliminary Meeting takes place
- Examination begins

The Procedural Deadline A Submissions have been published.
The Examination Library has been updated.

The notification of Preliminary Meeting (Rule 6 letter) has been sent Read the letter
The letter also includes the draft Examination Timetable and Initial Assessment of Principal Issues.




