5.Principles of the scheme in respect of income from the charges
6.Principles of the scheme for establishing the basis on which charges shall be made
7.Principles of the scheme in respect of the erection of small domestic buildings, certain garages, carports and extensions
8.Principles of the scheme in respect of reductions for repetitive building work or applications or notices for substantially the same work
9.Principles of the scheme in relation to building work solely required for disabled persons
10.Principles of the scheme as to the payment and refunding of charges
11.Principles of the scheme in respect of the submission of estimates
15.Fees for determinations of questions by the Secretary of State