For use on the public roads/areas YES that is a legal requirement.
legal requirement
It is legaly required for road use. However there are no size specifications. It is also not a requirement for an MOT.
There is no legal requirement in the US for any organization to be "diverse"
Front seat headrests are not adjustable.
There is a legal requirement to pay back legal aid in the country of New Zealand. When the person receiving the legal aid has lied about their financial situation, they are required to repay the legal aid provided.
15.
they used wood they did not have pillows
Legal requirements vary depending on jurisdiction.
A main legal, or moral requirement
to fulfill the legal requirement
Body protectors are required for jumping and cross country riding. Many are not legal though, such as the popular brand Tipperary, many of theirs are not legal to use, but other brands usually are.