18 Birchwood Close Hatfield AL10 0PPReference6/2026/1424/VARLocal authorityWelwyn HatfieldAddress18 Birchwood Close Hatfield AL10 0PPProposalVariation of Condition 1 (Arboricultural Method Statement and Tree Protection Plan) and Condition 2 (External Materials) on planning permission 6/2025/0927/HOUSEStatusApprovedValidated2026-08-28More planning applications in Welwyn Hatfield