Question：Wayne is a sole trader.

　　Until what date must he retain his self assessment records for the 2012/13 tax year?

　　A. Until 5 April 2014

　　B. Until 31 January 2019

　　C. Until 5 April 2018

　　D. Until 31 January 2015

　　The correct answer is: D

　　Individuals must usually retain their records for 1 year from the submission deadline. However, where the individual is a sole trader, partner or has a supplementary source of income such as property income or gains, the records must be kept for 5 years.