The new Red Tractor Assurance standards that came into force in November 2021 included the requirement that all farms have a written Health and Safety policy.  This exceeds the legal baseline which only applies to businesses with more than five employees.

We have had a few calls about this recently and we recommend you look at the Health and Safety Executive website which has a H&S policy template and an example - go to https://www.hse.gov.uk/simple-health-safety.