Self Assessment Deadline 14 Nov 2011 Gemma Latest News, Personal Tax No comment Dont Forget…….. To have your Self-Assessment Tax due for the year ended 5 April 2011 collected through your PAYE code in 2012/2013, be sure to have your tax returns filed with HMRC before 31 December 2011. Tax due must not exceed £2000 Related posts: Employed and Self Employed New HMRC Power for Non Payment of PAYE HMRC Penalties for missing the tax return deadline Self-Assessment Tax Returns Compulsory Online Filing for VAT