Disposal & recovery code
R9Oil re-refining or other reuses of oil
R9 is one of the 13 recovery operations (R1–R13) DEFRA recognises: oil re-refining or other reuses of oil. It records what happened to the waste at its destination, and is required on every movement filed to the digital waste tracking service.
- Code
- R9
- Operation type
- Recovery (R code)
Sourced from DEFRA’s digital waste tracking reference data, last checked 25 July 2026.
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Other disposal & recovery codes
- R1Use principally as a fuel or other means to generate energy
- R2Solvent reclamation/regeneration
- R3Recycling/reclamation of organic substances which are not used as solvents (including composting and other biological transformation processes)
- R4Recycling/reclamation of metals and metal compounds
- R5Recycling/reclamation of other inorganic materials
- R6Regeneration of acids or bases
- R7Recovery of components used for pollution abatement
- R8Recovery of components from catalysts
- R10Land treatment resulting in benefit to agriculture or ecological improvement
- R11Use of wastes obtained from any of the operations numbered R1 to R10
- R12Exchange of wastes for submission to any of the operations numbered R1 to R11
- R13Storage of wastes pending any of the operations numbered R1 to R12 (excluding temporary storage, pending collection, on the site where it is produced)