Regulations under paragraph 13 may contain such transitional provision and savings as the Secretary of State thinks fit.

Without prejudice to the generality of sub-paragraph (1), provision under that sub-paragraph may include provision with respect to the effect of the authority becoming or ceasing to be a qualifying authority in relation to an approval which has already been requested or given.

The Secretary of State may by agreement fetter the exercise of his or her discretion under sub-paragraph (1).