Why do MRL exceedances occur?

MRL exceedances can occur due to the following reasons:

  • The plant protection product was not used according to label instructions:
  • The minimum waiting period between application of the pesticide and harvest was not respected.
  • Incorrect pesticide dosing was used.
  • The plant protection product safety instructions regarding the storage, use and cleaning of material were not respected.
  • The plant protection product was not registered for the respective country and/or was used illegally.
  • Authorised pesticides were used in non-authorised commodities.
  • Environmental contamination.
  • Spray drift from neighbouring treated fields.
  • Contamination of crops during storage.
  • Unfavourable weather conditions resulting in reduced residue decline rates.