In the UK, bikes operated on public roads must have two independent braking systems, one for each wheel, in "efficient working order". Fixed gearing counts as a braking system, so a fixie is only required to have a front brake, but a single-speed with only one brake (or a bike with only a rear coaster brake) would not meet the regulations.

In the UK, bikes operated on public roads must have two independent braking systems, one for each wheel, in "efficient working order". Fixed gearing counts as a braking system, so a fixie is only required to have a front brake, but a single-speed with only one brake (or a bike with only a rear coaster brake) would not meet the regulations.

In the UK, bikes operated on public roads must have two independent braking systems, one for each wheel, in "efficient working order". Fixed gearing counts as a braking system, so a fixie is only required to have a front brake, but a single-speed with only one brake (or a bike with only a rear coaster brake) would not meet the regulations.

Ref: http://ukcyclerules.com/2011/05/04/the-rules-of-bike-brakes/

In the UK, bikes operated on public roads must have two independent braking systems, one for each wheel, in "efficient working order". Fixed gearing counts as a braking system, so a fixie is only required to have a front brake, but a single-speed with only one brake (or a bike with only a rear coaster brake) would not meet the regulations.