Operators may place on the market derived products, other than the products referred to in Articles 31, 32, 33 and 35, provided:
those products are:
not intended for use for the feeding to farmed animals or for application to land from which such animals are to be fed; or
intended for feeding to fur animals; and
they ensure the control of risks to public and animal health by:
safe sourcing in accordance with Article 37;
safe treatment in accordance with Article 38, where safe sourcing does not ensure sufficient control; or
verifying that the products are only used for safe end uses in accordance with Article 39 where safe treatment does not ensure sufficient control.