Impoundments

Find out about the General Binding Rule (GBR 1) that applies to the operation of any weir that is not capable of being operated to control the water level upstream of the weir, does not result in the creation of a height differential between the upstream and downstream water surfaces of more than one metre, and was constructed before 1st April 2006.

Find out about the registration authorisation needed for the construction, modification, removal or operation of any impoundment in inland surface waters, or wetlands, for peatland restoration or wetland creation.

Find out about the permit authorisation needed for the modification, removal and/or operation of all other impoundments in inland waters or wetlands constructed before 1 April 2006.

Find out about the permit authorisation needed for the operation of all impoundments in coastal and transitional waters.

Find out about the registration authorisation needed for the operation of an impoundment in inland surface water or wetlands that is more than 1 metre in height, was constructed before 1 April 2006 and does not adversely affect the passage of salmon or sea trout.

This activity applies to the construction, modification, removal and/or operation of all other impoundments in inland waters or wetlands which are not described elsewhere in the impoundment section.