Key Facts

• Douglas Lumsden of the Scottish Conservatives won the Aberdeen South seat vacated by SNP’s Stephen Flynn.
• This is the first Westminster by-election win for the Scottish Conservatives since 1973.
• Lumsden will resign from the Scottish Parliament because one cannot hold seats in both Westminster and Holyrood (the Scottish Parliament).
• SNP candidate Lara Bird won the Arbroath and Broughty Ferry by-election.
• The Aberdeen South win was seen as a message to Labour and SNP about the importance of oil and gas sector jobs.
• The by-election took place after MPs Stephen Flynn and Stephen Gethins resigned from Westminster following their election to Holyrood.
• Scottish Conservative leader Kemi Badenoch praised the campaign and said the result had national importance for job security and energy.
• SNP’s John Swinney acknowledged the loss was due to voter concerns about the oil and gas sector and highlighted efforts to ease the Energy Profits Levy affecting operators.
• By-election: A special election held to fill a political office that has become vacant between general elections.
• Holyrood: The location of the Scottish Parliament in Edinburgh.
• Dual mandates: A rule preventing someone from serving simultaneously in two different parliaments.
• Energy Profits Levy: A tax on extra profits made by companies in the oil and gas sector.