Composting plants
3. If the approval for a composting plant specifies one of the methods in the table, it shall specify which one and, in addition, shall have as a condition either that –
(a)measures shall be taken at source to ensure that meat was not included in the catering waste and that following treatment the material is stored for at least 18 days, or
(b)following the first treatment, the material shall be treated again using one of the methods in the table and specified in the approval (not necessarily the same method as was used for the first treatment) except that, if the treatment is in a windrow, the second treatment need not be in a housed windrow.