Amendment status not verified — confirm the current text below against the official source.
in section 281,— (a) in sub-section (1),— (i) for the words ''`unfiltered water for purposes other than those specified", the words "for purposes other than those referred to" shall be substituted; (ii) the proviso to sub-section .(;1) shall be omitted; (b) in sub-section (4), the words "or unfiltered" shall be omitted;