Rule 50
Other clothing. You should wear boots or shoes with hard soles and heels light-coloured or fluorescent clothing in daylight reflective clothing if you have to ride at night or in poor visibility. Rule 50: Help yourself to be seen
SteerTogether · Official English reference
Read rule 50
Animals: rules 47–58
Read guidance for horse riders, horse-drawn vehicles and handling animals safely on or near the road.
Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright.