The voting age will be lowered to 16 for the 2016 Scottish Parliamentary elections, after legislation to widen the franchise received unanimous backing from MSPs. The Scottish Elections (Reduction of Voting Age) Bill, which will allow 16 and 17 year olds to vote in Scottish Parliamentary and local elections, will come into effect from spring 2016.
Research briefings are written by specialists in the Scottish Parliament Information Centre (SPICe) They are used by MSPs to support parliamentary business and give a good overview of legislation current going through Parliament. For example SB 15-21
The Scottish Elections (Reduction of Voting Age) Bill. This was introduced on 2 April 2015. Its purpose is to introduce the changes to electoral procedures necessary to allow the voting age for Scottish Parliament and local elections to be reduced to 16 years old from 18 years old.