Fuel adulteration
Suspected mixing or alteration of petrol or diesel.
View guidance →Explore guidance for common forms of suspected petroleum-industry misconduct and the information that may assist a responsible assessment.

If no category fits precisely, use “Other” in the secure reporting portal. You do not need to determine which law may apply.
Suspected mixing or alteration of petrol or diesel.
View guidance →Diluted, contaminated or off-specification diesel.
View guidance →Unlawful petroleum wholesale, retail or supply activity.
View guidance →Supply activity without appropriate authorisation.
View guidance →Unlawful petroleum storage or facilities.
View guidance →False licences, invoices, certificates or delivery records.
View guidance →Theft, diversion or unlawful possession of fuel.
View guidance →Interference with or theft from petroleum pipelines.
View guidance →Bribery, collusion or abuse of authority.
View guidance →Spills, dumping, contamination or unsafe handling.
View guidance →Short delivery, false notes or product substitution.
View guidance →Manipulation of pumps or measuring equipment.
View guidance →Storage practices creating serious safety risks.
View guidance →Credible signs of unlawful petroleum activity.
View guidance →Irregular tanker, route, load or transport documentation.
View guidance →Serious misconduct involving a retail fuel operation.
View guidance →Irregularities involving depots or terminals.
View guidance →False, expired or misleading licence claims.
View guidance →Choose “Other” and describe the facts. The category can be refined during assessment.