Call to speed up implementation of 20mph limits across Sutherland By Caroline McMorran Published: 07:00, 09 March 2021 Get the Northern Times sent to your inbox every week and swipe through an exact replica of the day's newspaper The accelerator pedal needs to be put down on a drive to roll out 20mph speed limits in towns and villages across Sutherland, the chairman of the county committee has said. New 20mph speed limit zones are being introduced across Scotland as part of the £1.1 million Spaces for People project supporting active travel during lockdown. Twenty is plenty â 20mph zones are being rolled out across Scotland.