Decision was made at the council's June meeting
Douglas Council has agreed to pedestrianise North Quay for six months on an annual basis.
The authority has voted to use a 'Traffic Regulation Order', to close the street when there is good weather from 1 April to 30 September with a signs to warn drivers.
The section of North Quay between the junctions at Ridgeway Street and Market Hill will be inaccessible to traffic as will the lane between Market Hall and The British.