Equestrian crossings are for horse riders. They have pavement barriers, wider crossing spaces, horse and rider figures in the light panels and either two sets of controls (one higher), or just one higher control panel.

Rules for pedestrians · Crossings
Equestrian crossings are for horse riders. They have pavement barriers, wider crossing spaces, horse and rider figures in the light panels and either two sets of controls (one higher), or just one higher control panel.

In the Highway Code, MUST and MUST NOT identify legal requirements. Advice using should, should not, do or do not can still be used as evidence in court proceedings under the Traffic Acts to establish liability. The introduction explains this distinction.
The Code reads in order, and each of these names the rule it goes to rather than saying only ‘next’.
The rules the Code files beside this one, in its order.
The other groups in this part of the Code, and the rest of it.