If you are required to apply for registration as a reprocessor or exporter of packaging waste or want to apply for optional accreditation, you must submit a sampling and inspection plan (SIP) using these templates.
Source
https://www.gov.uk/government/publications/extended-producer-responsibility-for-packaging-templates-for-sampling-and-inspection-plansDocument officiel chez le régulateur. Citez toujours cette URL — et non la page de détail Vantage — dans les preuves de conformité.