21In paragraph 1(2) of Schedule 11 to the Act of 1949 (modifications of section 143 of the Public Health Act 1936 in relation to the Secretary of State's aerodromes), for paragraphs (a) and (b) there shall be substituted the following paragraphs—
“(a)in subsection (1) the proviso shall be omitted ;
(b)in subsection (3) for the words from ' shall specify' to ' executed' there shall be substituted the words ' may provide for their enforcement and execution by officers designated for that purpose by the Secretary of State' and paragraphs (i) and (ii) of the proviso shall be omitted ; and
(c)in subsection (4) for the words ' Authorised officers of any such authority' there shall be substituted the words ' Officers designated as aforesaid'.”.