ONLINE VERSIONWhere you can get further help If you do not understand the technical guidance or other information in this approved document or the additional detailed technical references to which it directs you, you can seek further help through a number of routes, some of which are listed below.a. The Planning Portal website: www.planningportal.gov.uk.b. If you are the person undertaking the building work: either from your local authority building control service or from an approved inspector. c. If you are registered with a competent person scheme: from the scheme operator.d. If your query is highly technical: from a specialist or an industry technical body for the relevant subject.ii t K, 2013 edition t K, 2013 edition t K, 2013 edition Approved Document K, 2013 edition Building Regulations 2010ONLINE VERSIONONLINE VERSIONONLINE VERSION