send a copy to the Ministry of Commerce, the Ministry of DevelopmentF2, the Department of Trade and IndustryF3, the Drainage Council for Northern Ireland and to every district council F4and every water undertaker;]

…

publish in the Belfast Gazette and such one or more newspapers as it shall consider appropriate a notice stating that the scheme has been prepared and also stating the place or places at which and the period, not being less than one month, during which a copy of the scheme will be available for inspection. Every notice so published shall contain a statement that any person who considers that his interests will be prejudicially affected by the scheme may at any time within the said period send to the Ministry all such, if any, observations in regard to the scheme as he shall think proper.

shall cause that copy to be exhibited in their principal offices or other convenient place during the period specified in that behalf in the notice relating to such scheme published in pursuance of sub-section (1) and shall permit such copy to be inspected during office hours by any person claiming to be interested therein; and

shall examine and consider the scheme of which the copy is a copy; and

may, at any time within the period specified in paragraph ( c) of sub-section (1), send to the Ministry such observations in regard to the scheme as the [F5 district council] shall think proper.