GPDO Part 20 (All Classes) – Prior Approval Appeal Decisions

The "informal list" on this page provides the decision notices (i.e. not conclusions nor summaries) for prior approval appeal decisions relating to Part 20 of the GPDO (i.e. "Construction of New Dwellinghouses"). These appeal decisions were determined from March 2021 onwards. Note: This "informal list" is currently updated with additional appeal decisions every (approx) 3-6 months, but these updates may be discontinued in the future.

Note: For "LDC appeal decisions" relating to Part 20 of the GPDO, please view the "All Other LDC Appeal Decisions" document on this website.


Notes for the following "informal list":

  • This "informal list" only provides links to the decision notices (note: it does not provide conclusions nor summaries for the appeal decisions).
  • This "informal list" is currently updated with additional appeal decisions every (approx) 3-6 months, but these updates may be discontinued in the future.
  • This "informal list" was last updated on 01/02/2024 (with appeal decisions determined up to 31/12/2023).
  • Note: For information about a significant contradiction in terms of how the issue of the "external appearance of the building" has been assessed within different appeal decisions, please view this post. Furthermore, for information about the subsequent "Cab Housing Limited" High Court judgment dated 03/02/2022 (and the "Cab Housing Limited" Court of Appeal judgment dated 23/02/2023), please view this post.

Informal list - Part 20 Class ZA:

  • [Note: To view this list of 8 appeal decisions, please log onto the website with a current membership.]


Informal list - Part 20 Class A:

  • [Note: To view this list of 125 appeal decisions, please log onto the website with a current membership.]


Informal list - Part 20 Class AA:

  • [Note: To view this list of 39 appeal decisions, please log onto the website with a current membership.]


Informal list - Part 20 Class AB:

  • [Note: To view this list of 14 appeal decisions, please log onto the website with a current membership.]


Informal list - Part 20 Class AC:

  • [Note: To view this list of 4 appeal decisions, please log onto the website with a current membership.]


Informal list - Part 20 Class AD:

  • [Note: To view this list of 2 appeal decisions, please log onto the website with a current membership.]


Updates: