Help to Build https://www.gov.uk/government/publications/help-to-build-making-building-your-own-home-more-affordable
Planning Portal https://www.planningportal.co.uk/
Find the best Building Consultants www.buildconsultant-info.co.uk
Buy and Sell Leftover Building Materials https://www.enviromate.co.uk/
VAT for Self Builders https://www.gov.uk/vat-building-new-home