The table below contains the key dates for financial calendar 2014 2015.

Year Date Financial importance
2014 January 31st Income Self-Assessment online deadline day
March 19th Budget Day
March 24th Expected date for publication of the Finance Bill 2014
March 30th Mothering Sunday
April 1st Start of the financial year for Corporation Tax
April 5th End of transitional phasing in of the RTI scheme for most smaller employers
Last day for 2013 / 14 ISA contributions
April 6th Start of the new tax year
Income tax basic personal allowance raised to £10,000
2014 / 15 ISA opens with maximum of £11,880
New penalty regime for late RTI returns
New Employers Allowance starts for employers NIC
Entertainers treated as self-employed for NIC purposes (under contract of services)
Changes to prevent avoidance using offshore employment intermediaies
April 18th Good Friday Bank Holiday
April 21st Easter Monday Bank Holiday
May 5th May Day Bank Holiday
May 19th Employer Annual Returns (Pre RTI)
May 26th Spring Bank Holiday
June 12th FIFA World Cup starts in Brazil
July 14th Corporate tax Self-Assessment payment due for companies using the quarterly scheme with 31/12/14 year ends
July 23rd Glasgow Commonwealth Games start
October 1st Corporate tax Self-Assessment payment due for companies using the quarterly scheme with 31/12/14 year ends
October 31st Income tax Self-Assessment tax return paper filing deadline
December 25th Christmas Day Bank Holiday
December 26th Boxing Day Bank Holiday
December 31st Corporate tax Self-Assessment payment due for companies using the quarterly scheme with 31/12/14 year ends
2015 January 1st New Year Day Bank Holiday
January 14th Corporate tax Self-Assessment payment due for companies using the quarterly scheme with 31/12/14 year ends
April 1st Start of the financial year for Corporation Tax
April 14th Corporate tax Self-Assessment payment due for companies using the quarterly scheme with 31/12/14 year ends