(1)
Where a service counter is provided, at least one section of the service counter shall comply with Sentence (2). (See Note A-3.8.3.14.(1))
(2)
A section of a service counter required to be barrier-free shall
(a)
be not less than 800 mm long centred over a knee space conforming to Clause (c),
(b)
have a surface not more than 865 mm above the floor, and
(c)
where forward-facing interaction with a person or a device is required, have a knee space underneath it that is
(i)
not less than 800 mm wide,
(ii)
not less than 685 mm high, and
(iii)
not less than 485 mm deep. (See Note A-3.8.3.14.(2)(c))