What Is COSHH? Control of Substances Hazardous to Health Explained

COSHH stands for Control of Substances Hazardous to Health.

It is the UK regulation designed to protect workers from harm caused by hazardous substances used at work.

What Substances Are Covered?

COSHH applies to:

  • Cleaning chemicals
  • Solvents and paints
  • Dusts and fumes
  • Gases and vapours
  • Biological agents

Even everyday products may fall under COSHH.

What Employers Must Do Under COSHH

Employers must:

  • Identify hazardous substances
  • Carry out COSHH assessments
  • Put suitable control measures in place
  • Provide information and training
  • Review assessments regularly

Why COSHH Matters

COSHH assessments help prevent:

  • Long-term illness
  • Skin and respiratory conditions
  • Chemical exposure injuries

The Bottom Line

COSHH compliance isn’t just for industrial sites — many offices, shops, and care settings also need COSHH assessments.

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