63. Restrictions on use of sludge.

No person may cause or knowingly permit sludge1 to be used2 on agricultural land3 unless:

  1.  

    (1)     the pH value and the content and concentration of specified materials are tested at specified regular intervals4;

  2.  

    (2)     the soil on the land is similarly tested or assessed5;

  3.  

    (3)     where the land is a dedicated site6, the average annual rate of addition to the land by means of the sludge of any of the specified elements7 does not exceed the specified limit8;

  4.  

    (4)     where the land is a dedicated site, the concentration in the soil of any of the specified elements

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