Where in accordance with section 16(10) of the Act (determination of questions arising under that section) a person has referred a question to the Secretary of State for his determination, that application shall be accompanied by a fee calculated in accordance with paragraph 1 or 2 of Schedule 4.

Where in accordance with section 50(2) of the Act (determination of questions arising between approved inspector and developer) the person proposing to carry out the work has referred a question to the Secretary of State for his determination, his application shall be accompanied by a fee calculated in accordance with paragraph 3 of Schedule 4.