Scottish Labour outspent by Tories in Holyrood election
The party's expenditure has fallen by more than two-thirds since 2007.
Scottish Labour's election spending has declined in Holyrood elections by two-thirds since 2007.
The party ended up being outspent by the Conservatives and the SNP in last May's Holyrood election.
Labour also finished third in the polls at the election, their worst performance since 1910.
New figures released by the Electoral Commission show a substantial drop in spending by Labour in the 2016 election compared to the previous one in 2011.
The party's spending dropped from £819,646.18 in 2011 to just £337,814.41 in last year's election.
Over the past nine years Labour's spending on devolved election has declined by 69.4%.
One of the largest areas of decline in the party's operations was in delivering leaflets and other materials to voters on the campaign trail.
The party spent just £115,958 in last year's election on leaflets and other materials while in the previous election they spent £819,646.
The Scottish Conservatives election spending rocketed at the election, spending almost three times as much as Labour.
Ruth Davidson's party notched up an election bill of £979,661, a 256.8% increase compared to the previous devolved poll.
The SNP maintained its financial dominance in Scottish politics.
The party spent £1,465,542 on last year's election, a record spend on a Holyrood poll.
In the final days of the election the party forked out £141,974 advertising in national newspapers.
The Sun received the most money of any newspaper in the final day spending, receiving £17,136 for running SNP advertisements.
Scotland's only daily pro-independence newspaper, The National, received the smallest amount at just £1800.