Advice on pre-application process under the Planning Act 2008

You are required to comply with Section 46 of the Planning Act 2008 on or before, and Regulation 6 of the Infrastructure Planning (Environmental Impact Assessment) Regulations 2009 (the EIA Regulations) before, commencing consultation under Section 42 of the Planning Act 2008.
The manner in which the application must be publicised under Section 48 of the Planning Act 2008 is prescribed by Regulation 4 of the Infrastructure Planning (Applications: Prescribed Forms and Procedures) Regulations 2009 (the APFP Regulations). For EIA development, you are also required to comply with Regulation 11 of the EIA Regulations at the same time as publicising under Section 48 of the Planning Act 2008.