There are a number of supplementary and information notes which add more detailed guidance to policies in the Adopted Local Plan and made Neighbourhood Plans. They have been subject to public consultation and are material considerations in the determination of planning applications.
In the past few years, a number of Supplementary Planning Documents and Guidance notes have been revoked:
| Revocation Statement - June 2016 |  (pdf 192KB) |
| Revocation Statement – September 2017 | (pdf 191KB) |
| Revocation Statement – June 2018 | (pdf 197KB) |
| Revocation Statement - June 2023 | (pdf 511KB) |
| Affordable and Supported Homes SPD (2023) | (pdf 858KB) |
| Adoption Statement | (pdf 120KB) |
| Consultation Statement | (pdf 743KB) |
| Affordable and Supported Homes SPD (2026) | (pdf 1.24MB) |
| Adoption Statement (1) | (pdf 148KB) |
| Consultation Statement (1) | (pdf 184KB) |
| Strategic Housing Market Assessment Cabinet Member Report |  (word 46KB) |
The type and size of affordable homes that the Council would wish to be provided on site are set out in a Registered (housing) Provider Investment Guide (2020)
| RP Investment Guide 2020 Seftonstrategic Housing Needs Assessment | (pdf 133KB) |
The Government has recently introduced a new mandatory requirement for 10% Biodiversity net gain (BNG). This applies major development and minor development applications submitted from 2nd April 2024. There are some exemptions, including householder development. More information is available on the Council’s webpage here or Government web-pages.
| Boundary Treatments SPD | (pdf 230KB) |
| Boundary Treatments SPD Adoption Statement | (pdf 122KB) |
| Boundary Treatments SPD Consultation Statement | (pdf 166KB) |
| Contributions towards education note 25-26 | (pdf 794KB) |
| Conversions to Flats and HMOs SPD (2023) | (pdf 2.1MB) |
| Adoption Statement | (pdf 120KB) |
| Consultation Statement | (pdf 743KB) |
| Crosby Centre SPD | (pdf 5.09MB) |
| Crosby Centre SPD - Adoption Statement | (pdf 238KB) |
| Crosby Centre SPD - Consultation Statement | (pdf 228KB) |
| Crosby Centre SPD - SEA & HRA Screening Statement | (pdf 858KB) |
| Part 1: Key design principles | (pdf 290KB) |
| Part 2: Site design, layout and access | (pdf 372KB) |
| Part 3: Design of buildings and structures | (pdf 339KB) |
| Part 4: Sustainability and Eco-Homes | (pdf 448KB) |
| Bootle settlement character plan | (pdf 206KB) |
| Bootle settlement character plan map | (pdf 1.75MB) |
| Crosby settlement character plan | (pdf 164KB) |
| Crosby settlement character plan map | (pdf 3.61MB) |
| Formby settlement character plan | (pdf 158KB) |
| Formby settlement character plan map | (pdf 1.53MB) |
| Maghull-Aintree settlement character plan | (pdf 174KB) |
| Maghull-Aintree settlement character plan map | (pdf 3.61MB) |
| Southport settlement character plan | (pdf 199KB) |
| Southport settlement character plan map | (pdf 3.12MB) |
| Minerals Guidance Note - September 2017 | (pdf 254KB) |
| Consultation Statement (2017) | (pdf 199KB) |
| House Extensions SPD (2023) | (pdf 1.85MB) |
| Adoption Statement | (pdf 120KB) |
| Consultation Statement | (pdf 743KB) |
| Landscape Character Assessment Of Sefton SPG | (pdf 890KB) |
| Land East of Maghull SPD | (pdf 3.48MB) |
| Land East of Maghull SPD - Adoption Statement | (pdf 244KB) |
| Land East of Maghull SPD - Consultation Statement | (pdf 409KB) |
| Land East of Maghull SPD - SEA & HRA Screening Statement | (pdf 1009KB) |
| Land East of Maghull SPD Strategic Environmental Assessment (SEA) Report | (pdf 878KB) |
| Land East of Maghull Masterplan | (pdf 5.56MB) |
| Nature Conservation SPD | (pdf 980KB) |
| Nature Conservation SPD - Adoption Statement | (pdf 244KB) |
| Nature Conservation SPD - Consultation Statement | (pdf 302KB) |
| Nature Conservation SPD - SEA & HRA Screening Statement | (pdf 781KB) |
| HRA Recreation Pressure Information Note (2023) | (pdf 879KB) |
| Consultation Summary | (pdf 324KB) |
| New Homes SPD (2023) | (pdf 768KB) |
| Adoption Statement | (pdf 121KB) |
| Consultation Statement | (pdf 743KB) |
| Open Space SPD (2017) | (pdf 5.94MB) |
| Open Space SPD - Adoption Statement | (pdf 245KB) |
| Open Space SPD - Consultation Statement | (pdf 436KB) |
| Open Space SPD - SEA & HRA Screening Statement | (pdf 820KB) |
| Shopfronts, Security and Signage SPG | (pdf 1.49MB) |
| Social Value Employment And Skills SPD (2023) | (pdf 343KB) |
| Adoption Statement | (pdf 120KB) |
| Consultation statement | (pdf 743KB) |
| Southport Seafront SPG | (pdf 4.37MB) |
| Sustainable Drainage - Completing Your Pro Forma | (pdf 421KB) |
| Pro Forma 1 - Planning Applications | (pdf 468KB) |