If you don't have the correct Hi-vis the insurance is invalid and the company is liable.
The state of H&S in the UK is due to the demands of insurance companies and voracious lawyers.
(, Mon 16 May 2016, 19:52, Reply)
and an Italian client said "I don't get it with the UK. You fight against things, and then follow them to the letter. In Italy, we agree to things and then just ignore them!"
Rightly or wrongly, followed with or without common sense, we're sticklers for a rulebook in this country. We codified most sports, for example.
(, Mon 16 May 2016, 21:49, Reply)