13 January – The UK Treasury says that should Scots vote to leave the United Kingdom, it will honour all UK government debt issued up to the date of Scottish independence.[2]
29 January – During a visit to Scotland, Mark Carney, Governor of the Bank of England says that in the event of Scottish independence, the country would need to give up some powers in return for a currency union with the United Kingdom.[3]
February
13 February – UK Chancellor of the Exchequer George Osborne, backed by Labour and the Liberal Democrats, says a vote for Scottish independence would mean walking away from the pound.[4]
March
18 March – Scottish Labour's Devolution Commission publishes its long-awaited report setting out proposals for enhanced devolution that will be implemented if Scotland votes no in the referendum and if Labour are elected in 2015.[5][6]
29 March – A government minister at the heart of the pro-union campaign admits that a currency union would eventually be agreed between an independent Scotland and the remainder of the UK to ensure fiscal and economic stability on both sides of the border.[7]
22 May – European Parliament Election. In the results, announced on 26 May, the SNP wins the popular vote and retains 2 MEPs, Labour retains 2 MEPs, the Conservatives retain their single MEP and UKIP wins the final seat from the Liberal Democrats.[8]
6 September – A YouGov opinion poll on Scottish independence commissioned for The Sunday Times gives the Yes campaign a majority for the first time. The 51–49 result applies when undecided voters are excluded.[12]
7 September – Speaking on the BBC's The Andrew Marr Show, Chancellor George Osborne pledges a "plan of action" for further devolution to Scotland if Scots vote "No" in the forthcoming referendum.[13]
8 September – Speaking in Edinburgh, former UK Prime Minister Gordon Brown sets out a timetable for transferring more powers to Scotland in the event of a "No" vote.[14]
9 September – The Scottish leaders of the three main UK political parties give their backing to greater devolved powers for the Scottish Parliament as Prime Minister David Cameron and Opposition leader Ed Miliband plan a trip to Scotland to campaign together for a "No" vote.[15]
Prime Minister David Cameron announces plans for further devolution of powers to Scotland as well as to the other countries of the United Kingdom with the Smith Commission established under Lord Smith of Kelvin to convene talks.[21]
1 October – Membership of the Scottish National Party has trebled from 25,000 to 75,000 in the 13 days since the referendum on Scottish independence.[24]
2 November – Former UK Chancellor of the Exchequer and leader of the Better Together campaign Alistair Darling announces he will step down as an MP at the next general election.[27]
Angus Sinclair, the serial killer and rapist convicted after a retrial of the "World's End Murders" of 17-year-old Edinburgh residents Christine Eadie and Helen Scott in 1977, is jailed for 37 years, the longest ever sentence handed out by a Scottish court; he will die in prison.[29]
27 November – The Smith Commission, established by David Cameron to look at enhanced devolution for Scotland following the referendum, publishes its report, recommending the Scottish Parliament should be given the power to set income tax rates and bands.[36]
December
1 December – Former UK Prime Minister Gordon Brown announces he is to stand down as an MP from his Scottish seat at the next general election after 32 years.[37]
5 December – Scotland reduces its drink-drive limit from 80 mg to 50 mg, bringing its legal limit into line with much of mainland Europe.[38]
6 December – Reports surface that former Scottish First Minister Alex Salmond will stand for Parliament in the Gordon constituency at the 2015 general election.[39] Salmond confirms his intention to contest the constituency the following day.[40]
29 December – The Scottish government confirms a case of Ebola being treated in a Glasgow hospital. The victim is a healthcare worker who had travelled back from Sierra Leone the previous day.[44]