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We are certified and accredited

Our tasks are performed to the highest levels of quality. The activities comply with various (accreditation) standards. Independent external organisations audit these tasks.

We are NEN-EN-ISO 9001: 2015 certified

We have the following accreditations:

  • Inspections: 'Phytosanitary import inspections'and 'Visual inspections on propagating material': NEN-EN-ISO/IEC17020:2012 (RVA INSPECTION I131)
  • Laboratories: 7 laboratory tests under Phytopathology: NEN-EN-ISO/IEC17025:2017 (RVA TESTING L549)
  • Variety testing: CPVO Entrustment
  • Sampling and seed analysis: ISTA Accreditation (NLDL02)

For descriptions of the scope, please consult the website of:

If you would like a copy of a certificate, please send us your request by e-mail.

Quality report

Naktuinbouw Laboratories employees perform the tests according to high standards.
Our Laboratory activities comply with various (accreditation) standards. Independent, external
organisations assess this.

We are an Independent Administrative Body

We perform our tasks on behalf of the Ministry of Agriculture, Nature and Food Quality (LNV). We operate as an independent and unbiased party. We are monitored by the Netherlands Food and Consumer Product Safety Authority (NVWA). Our Inspections, Laboratories and Variety Testing departments perform the main activities.

In compliance with European directives

Naktuinbouw observes the European directives and legislation for propagating material for floricultural, arboricultural and vegetable crops. These directives are embedded in Dutch legislation in the form of the Netherlands Seeds and Planting Material Act. Our phytosanitary tasks are based on the EU phytosanitary directive. This directive has been translated into national legislation in the Plant Diseases Act.