The Control of Explosives Precursors and Poisons Regulations 2023

August 2023

In response to the changes to the Control of Explosives Precursors and Poisons Regulations 2023 which come into force from 1st October 2023, a signed customer statement including photographic ID with be required for all regulated explosive precursors and poisons.

A copy of the customer statement can be downloaded at the bottom of this page.

More information about the goverment act can be found here


This will apply to the following products:

Regulated substances and concentration thresholds (Requires a declaration)

Explosives precursors

  • Ammonium nitrate in concentration of 16% by weight of nitrogen in relation to ammonium nitrate or higher
  • Hexamine
  • Hydrochloric acid (CAS RN 7647-01-0): 10% w/w
  • Hydrogen peroxide:12% w/w
  • Nitromethane: 30% w/w
  • Nitric acid: 3% w/w
  • Phosphoric acid: 30% w/w
  • Sodium chlorate: 40% w/w
  • Potassium chlorate: 40% w/w
  • Sodium perchlorate: 40% w/w
  • Potassium perchlorate: 40% w/w
  • Sulfuric acid: 15% w/w


  • Aluminium phosphide
  • Aluminium sulfide
  • Arsenic, compounds of, the following—Calcium arsenites; Copper acetoarsenite; Copper arsenates; Copper arsenites; Lead arsenates
  • Barium salts (other than barium sulphate, barium carbonate and barium silicofluoride)
  • Bromomethane
  • Calcium Sulfide
  • Chloropicrin
  • Fluoroacetic acid, its salts and Fluoroacetamide
  • Hydrogen cyanide and metal cyanides (other than ferrocyanides and ferricyanides)
  • Lead acetates and compounds of lead with acids from fixed oils
  • Magnesium phosphide
  • Magnesium sulfide
  • Mercury and its compounds
  • Oxalic acid: 10% w/w
  • Phenols (phenol; phenolic isomers of the following: Cresols, Xylenols, Monoethylphenols); compounds of phenols with a metal, 60% w/w of phenols or, for compounds of phenols with a metal, the equivalent of 60% w/w of phenols
  • Phosphorus yellow
  • Sodium sulfide
  • Ttrychnine and its salts and its quaternary compounds
  • Thallium and its salts
  • Zinc and Calcium phosphide (CAS RN 1314-84-7)
  • 2,4 Dinitrophenol and compounds including Sodium dinitrophenolate

Reportable substances (No declaration required)

Explosives precursors

  • Acetone
  • Potassium nitrate
  • Sodium nitrate
  • Calcium nitrate
  • Calcium ammonium nitrate
  • Aluminium powders
  • Magnesium powders
  • Sulfur
  • Magnesium nitrate hexahydrate


  • Aldicarb
  • Alpha-chloralose
  • Ammonia 10% w/w
  • Barium, salts of, the following: barium carbonate; barium silicofluoride
  • Carbofuran
  • Dinitrocresols (DNOC) their compounds with a metal or a base
  • Dinoseb its compounds with a metal or a base
  • Dinoterb
  • Drazoxolon; its salts
  • Endosulfan
  • Endothal its salts
  • Endrin
  • Fentin compounds of
  • Formaldehyde 5% w/w
  • Formic acid 25% w/w
  • Hydrofluoric acid alkali metal bifluorides; ammonium bifluoride alkali metal fluorides; ammonium fluoride sodium silicofluoride
  • Metallic oxalates
  • Metal phosphides
  • Metal sulfides and polysulfides
  • Methomyl
  • Nicotine its salts; its quaternary compounds
  • Nitrobenzene 0.1% w/w
  • Oxamyl
  • Paraquat salts of
  • Phenols (as defined in part 2 of this schedule) in substances containing no more than 60%, weight in weight, of phenols; compounds of phenols with a metal in substances containing no more than the equivalent of 60%, weight in weight, of phenols
  • Phosphorus compounds, the following: 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 17% of total caustic alkalinity
  • Sodium hydroxide 12% of total caustic alkalinity
  • Sodium hypochlorite solutions above 6% available chlorine
  • Sodium nitrite
  • Thiofanox

Corrosive products and substances – Offensive Weapons Act 2019

  • Ammonium hydroxide (CAS RN 1336-21-6): 10% w/w
  • Formic acid (CAS RN 64-18-6): 10% w/w
  • Hydrochloric acid (CAS RN 7647-01-0): 10% w/w
  • Hydrofluoric acid (CAS RN 7664-39-3): 0% w/w
  • Nitric acid (CAS RN 7697-37-2): 3% w/w
  • Phosphoric acid (CAS RN 7664-38-2): 70% w/w
  • Sodium hydroxide (CAS RN 1310-73-2): 12% w/w
  • Sodium hypochlorite (CAS RN 7681-52-9): 10% w/w
  • Sulfuric acid (CAS RN 7664-93-9): 15% w/w

Download and sign our customer statement

To comply with GDPR please ensure all completed documentation and photo ID is to be returned to [email protected]. Any ID sent directly to individuals will be automatically deleted.  Documentation and ID will be retained in a restricted area for 18 months.