1.Member States shall prescribe that the holder of an authorisation for a biocidal product shall immediately notify the competent authority of information of which he or she is aware or of which he or she may reasonably be expected to be aware concerning an active substance or a biocidal product containing it and which may affect continuing authorisation. In particular, the following shall be notified:
new knowledge or information on the effects of the active substance or biocidal product for humans or the environment,
changes in the source or composition of the active substance,
changes in composition of a biocidal product,
development of resistance,
changes of an administrative nature or other aspects, such as the nature of the packaging.
2.Member States shall immediately notify other Member States and the Commission of any such information they receive concerning potentially harmful effects for humans or the environment or the new composition of a biocidal product, its active substances, impurities, co-formulants or residues.