The competent authorities of the Member States shall provide for a contingency plan outlining all action to be taken where samples as referred to in Article 2 test positive for Trichinella. That plan shall include details covering:
traceability of infested carcasses and parts thereof containing muscle tissue;
measures for dealing with infested carcasses and parts thereof;
investigation of the source of infestation and any spread among wildlife;
any measures to be taken at the retail or consumer level;
measures to be taken where infested carcasses cannot be identified at the slaughterhouse;
determination of the Trichinella species involved.