Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

This site has had 7 applications since 2023: 5 approved, 0 refused.

• 26/02052/SU Awaiting decision

  Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  Installation of LV Underground Cable.

  Submitted 17 Aug 2026
• 26/01829/EC Granted

  Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  Installation of LV Underground Cable.

  Decided 6 Aug 2026
• 24/01717/NMA Decided

  Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  Extend roof stacks to the MFB buildings by 1 metre in height (as non-material amendment to planning permission 18/01764/FP granted 18.01.2019).

  Decided 29 Aug 2024 Amendments
• 23/00419/FP Granted

  Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  Erection of Regenerative Thermal Oxidiser (RTO) with flue stack and associated plant; installation of pipe bridge and chiller unit, expansion in floor space to existing mezzanine; installation of two roof stacks to roof elevation of CSF2 building and other associated works. Part retrospective installation of two storey welfare cabin block for a temporary period until approximately 30 November 2024.

  Decided 4 May 2023 Full applications
• 23/00516/FP Granted

  Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  Development of external alterations including additional plant and flues on existing building and associated works.

  Decided 26 Apr 2023 Full applications
• 23/00019/EC Granted

  Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  Installation of Electronic Communications Cabinet outside Gate No.2

  Decided 10 Jan 2023

1. 31 Jul 2024

   Received by North Hertfordshire

2. 24 Sep 2024

   Decision issued: Conditional Permission

3. 9 Aug 2026

   Added to PlanIndex

• Application: 23/02625/FP (Decided)

North Hertfordshire granted permission on 24 September 2024, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  23/00516/FP Submitted 2 Mar 2023 50 yards away

  Development of external alterations including additional plant and flues on existing building and associated works.

  Granted Full applications 34 docs

• Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  23/00019/EC Submitted 3 Jan 2023 100 yards away

  Installation of Electronic Communications Cabinet outside Gate No.2

  Granted 3 docs

• Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  24/01717/NMA Submitted 2 Aug 2024 100 yards away

  Extend roof stacks to the MFB buildings by 1 metre in height (as non-material amendment to planning permission 18/01764/FP granted 18.01.2019).

  Decided Amendments 6 docs

• Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  26/01829/EC Submitted 21 Jul 2026 100 yards away

  Installation of LV Underground Cable.

  Granted

• Johnson Matthey Plc Orchard Road Royston Hertfordshire SG8 5HE

  26/02052/SU Submitted 17 Aug 2026 100 yards away

  91% historically approved · decision due ~12 Oct

  Installation of LV Underground Cable.

  Awaiting decision

• 11 Jarman Way Royston Hertfordshire SG8 5HW

  20/03023/FP Submitted 6 Jan 2021 200 yards away

  Siting of staff portacabin (for a temporary period of 2 years )

  Granted Full applications 12 docs

• 26/02438/NMA Awaiting decision

  Starwood House Avenue One Letchworth Garden City Hertfordshire SG6 2HB

  Minor amendments (as non-material amendment to planning permission 25/01196/FP granted on 22.01.2026).

  Received 15 Oct, published by the council 19 Oct 2026 Amendments
• 26/02295/NMA Decided

  Odsey Barn 8 North End Kelshall Royston Hertfordshire SG8 9SD

  Front window sill level lowered, pitched glass roof conservatory roof changed to flat parapet roof and glazing reduced to conservatory and removal of projecting cladding fins as illustrated on drawings 087_23 Rev A and 087_24 Rev A as Non Material Amendment to Reserved Matters application 23/01574/RM granted 01.12.2023

  25 Sep 2026 Amendments
• 26/02403/NMA Decided

  5 Oaktree Close Letchworth Garden City Hertfordshire SG6 3XY

  Installation of doors and windows to proposed shed, installation of solar panels on rear elevation and installation of EV charger to front elevation (as non-material amendment to planning permission reference 26/00326/FPH granted on 01.04.2026).

  Received 24 Sep, published by the council 1 Oct 2026 Amendments
• 26/02258/NMA Refused

  Land On The North Side Of Pirton Road Holwell Hertfordshire SG5 3SN

  Omission of the decorative chimney stacks and brick soldier course detailing shown on the approved elevations to Plots 3, 4, 5 and 6 (as Non-Material Amendment of planning permission 24/01620/S73 granted 03.09.2024)

  Received 8 Sep, published by the council 11 Sep 2026 Amendments
• 26/02352/NMA Awaiting decision

  11 Kingswood Avenue Hitchin Hertfordshire SG4 0PA

  Minor alterations to the position, size and arrangement of window and door openings, including revisions to the front and side elevations, together with associated minor internal layout changes. The overall scale, footprint, height, roof form and general appearance of the approved dwelling remain unchanged (as non-material amendment to planning permission reference 26/00109/FP granted on appeal on 03.09.2026).

  5 Oct 2026 Amendments