Regulation 23 Power to enter motor vehiclesI1

any equipment required by a charging scheme to be carried in or fitted to the motor vehicle while it is on a road designated by the charging scheme and in respect of which road user charges have been imposed has been interfered with, or its functioning has been interfered with, by a person who intends to avoid payment of, or being identified as having failed to pay, a road user charge imposed by the charging scheme; or

there is in the motor vehicle a false document which has been made or used by a person who intends to avoid payment of, or being identified as having failed to pay, such a road user charge.