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Poison licence

We need to issue a licence before you can sell certain substances. Please contact us if you want to know the current registration fee and annual re-registration fee.

The Poisons Act 1972 and the Poisons Rules 1982 ban poisons from sale unless the seller is a retail pharmacist or a person who is named on the local authority's list which entitles him to sell poisons from the stated premises.

Products which are classed as poisons include poisons, drain cleaners and de-scalers which contain the following chemicals:

  • Aldicarb
  • Alpha-choralose
  • Ammonia
  • Carbofuran
  • Cycloheximide
  • Dinoterb
  • Drazoxolon and its salts
  • Endothal and its salts
  • Endosulfan
  • Endrin
  • Formaldehyde
  • Formic acid
  • Hydrofluoric acid
  • Alkali metal bifluorides
  • Ammonium bifluoride
  • Alkali metal fluorides
  • Ammonium fluoride
  • Sodium silico-fluoride
  • Mercuric chloride
  • Mercuric iodide
  • Metallic oxalates
  • Methomyl
  • Nitric acid
  • Nitrobenzene
  • Oxamyl
  • Phosphoric acid
  • Sodium nitrite
  • Sulphuric acid
  • Thiofanox
  • Zinc phosphide

The following arsenic compounds:

  • Calcium arsenites
  • Copper acetoarsenite
  • Copper arsenates
  • Copper arsenites
  • Lead arsenates


The following salts of barium:

  • Barium carbonate
  • Barium silicofluoride
  • Dinitrocresols (DNOC) and their compounds with a metal or a base
  • Compounds of fentin
  • Hydrochloric acid
  • Organic compounds of mercury except compounds which contain methyl (CH3) group directly linked to the mercury atom.
  • Nicotine and its salts and quaternary compounds
  • Salts of paraquat
  • Phenols (any member of the series of Phenols of which the first member is Phenol and of which the molecular composition varies from member to member by one atom of carbon and two atoms of hydrogen) in substances containing less than 60% weight in weight of phenols and compounds of phenol with a metal in substances containing less than the equivalent of 60%, weight in weight, of phenols.


The following phosphorus compounds:

  • Azinphos-methyl
  • Chlorfenvinphos
  • Demephion
  • Demeton-S-methyl
  • Demeton-S-methyl sulphone
  • Dialifos
  • Dichlorvos
  • Dioxathion
  • Disulfoton
  • Fonofos
  • Mecarbam
  • Mephosfolan
  • Methidathion
  • Mevinphos
  • Omethoate
  • Oxydemeton-methyl
  • Parathion
  • Phenkapton
  • Phorate
  • Phosphamidon
  • Pirimiphos-ethyl
  • Quinalphos
  • Thiometon
  • Thionazin
  • Triazophos
  • Vamidothion
  • Potassium hydroxide (caustic potash)
  • Sodium hydroxide (caustic soda)

You can download an Poisons Application (PDF, 6kb) (opens in a new window)  form and Poisons Application Guidance Notes (PDF, 5kb) (opens in a new window) .

If you would like more advice, then visit our trading Advice to business on trading standards laws .

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