6.—(1) The circumstances are substantially similar to one or more of the circumstances set out in paragraph 3(1), 4(1) or 5(1).
(2) The factors, where relevant, that the local authority must take into account are the factors set out in paragraph 3(2), 4(2) or 5(2) corresponding to whichever of the circumstances in paragraph 3(1), 4(1) or 5(1) are substantially similar.