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The UK Self Assessment Tax Return 2015 is a tax document used by individuals in the United Kingdom to report their taxable income and capital gains for the tax year from 6 April 2014 to 5 April 2015.

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Sa100 is needed by:

Individuals who earned income in the UK during the tax year 2014-2015
Self-employed professionals reporting business income
Landlords earning rental income
Individuals with complex tax situations needing to claim reliefs
Taxpayers looking to file their tax returns online or via paper

How to fill out the sa100

1.

Access pdfFiller and search for 'UK Self Assessment Tax Return 2015' to find the form.
2.

Open the form and familiarize yourself with its layout, including various sections and instructions.
3.

Gather all necessary information including details of your income, expenses, and tax reliefs, prior to starting the form.
4.

Begin filling in your personal details at the top of the form using the fillable fields provided in pdfFiller's interface.
5.

Carefully input your taxable income and capital gains in the appropriate sections, ensuring you enter figures accurately to the nearest pound.
6.

Use the instructions provided on the form, filling in a separate 'Employment' page for each job if applicable, by clicking on the necessary sections to add multiple documents.
7.

Review each part of the form for completeness, checking for any errors or missed sections to ensure your submission is accurate.
8.

Once completed, utilize pdfFiller's tools to finalize your document by saving your changes.
9.

Save your completed form in your pdfFiller account or download it directly to your device in your preferred format.
10.

Submit the form online to HM Revenue & Customs (HMRC) by the 31 January 2016 deadline or print and send it by post ensuring it is sent before the 31 October 2015 paper deadline.

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Who is eligible to file the UK Self Assessment Tax Return 2015?

Individuals who earned income in the UK during the tax year from 6 April 2014 to 5 April 2015 are generally required to file this tax return.

What are the submission deadlines for this tax return?

The online submission deadline for the UK Self Assessment Tax Return 2015 is 31 January 2016, and for paper submissions, it is 31 October 2015.

How can I submit the UK Self Assessment Tax Return 2015?

You can submit the return online through the HMRC website or by mailing a paper return, ensuring you adhere to the respective deadlines.

What supporting documents do I need to complete this form?

You will need proof of income, such as pay slips, bank statements, and any other relevant documentation regarding your expenses and tax reliefs.

What are common mistakes when filing the UK Self Assessment Tax Return?

Common mistakes include missing income entries, calculation errors, and not submitting the form before the deadline. Double-check all entries.

How long does it take to process the tax return once submitted?

Processing times can vary, but online submissions may be processed quicker than paper ones. Typically, you should expect to receive confirmation or queries from HMRC within a few weeks.