13. Where, immediately before the coming into force of regulation 4 of these Regulations, a person was entitled to income support by virtue of paragraph (2)(d) of regulation 13 of the Income Support Regulations, notwithstanding that he was to be treated as receiving relevant education under regulation 12 of those Regulations, that paragraph shall continue to apply to him as if the substitution made by regulation 4 of these Regulations had not been made for so long as he continues to satisfy the other conditions of entitlement to income support.