10. Where a correction made under regulation 3 consists of the showing of additional land on a provisional map, regulation 16 of the Maps Regulations (notice of appeal against provisional map) shall be construed, in so far as that regulation relates to an appeal against the showing of any of the additional land on the provisional map, as if for the requirement in paragraph (1) of that regulation to appeal within three months of the date of the issue of the provisional map there were substituted a requirement to appeal within three months of the date on which the correction is made.