Selftax

Spec sheet

What it does

Selftax is an online platform for individuals and organisations to complete and submit UK Self Assessment and partnership tax returns from anywhere.Read 15 Oct 2026 · selftax.co.uk

Free plan

YesRead 20 Sep 2026 · selftax.co.uk

Support

Official support channels include live chat, email, video support and a contact form.Read 15 Oct 2026 · selftax.co.uk

Headquarters

London, England, United KingdomRead 28 Sep 2026 · selftax.co.uk

Founded

2013Read 28 Sep 2026 · selftax.co.uk

Accounts services

The company offers bookkeeping support, customised Excel accounts spreadsheets, an online accounts portal, management reports, statutory accounts and financial forecasts.Read 15 Oct 2026 · selftax.co.uk

API and SDKs

The official pages opened describe user-facing HMRC filing workflows but publish no public API, SDK or developer documentation.Read 15 Oct 2026 · selftax.co.uk

Company founding

LinkedIn lists Selftax as founded in 2013, privately held, headquartered in London and employing 2–10 people.Read 15 Oct 2026 · uk.linkedin.com

Company incorporation

Endole lists ACCTAX (Online) Ltd as an active private limited company incorporated on 10 September 2013 in London.Read 15 Oct 2026 · open.endole.co.uk

Company size evidence

Endole classifies ACCTAX (Online) Ltd as a micro entity with under 10 employees and turnover under £1 million.Read 15 Oct 2026 · open.endole.co.uk

Documentation depth

Published guidance consists of FAQ material, service pages, HMRC filing instructions, video support and downloadable tax documents.Read 15 Oct 2026 · selftax.co.uk

Free account

Registration is free and users can prepare a return before paying at submission under the site's free-account model.Read 15 Oct 2026 · selftax.co.uk

Guided filing

The service uses a step-by-step wizard intended to let users complete returns without prior accounting expertise.Read 15 Oct 2026 · selftax.co.uk

HMRC integration

The official workflow connects to HMRC for authorisation and online submission of Self Assessment, VAT and ITSA filings.Read 15 Oct 2026 · selftax.co.uk

Independent price context

A MoneySavingExpert forum poster described Selftax as a sophisticated web-based submission service priced at £9.99 for 2018 filing and praised its low cost.Read 15 Oct 2026 · forums.moneysavingexpert.com

Investment income

YesRead 20 Sep 2026 · selftax.co.uk

Limit: form navigation

A customer testimonial says selecting all required forms early is important because returning to add forms can be difficult.Read 15 Oct 2026 · selftax.co.uk

Limit: HMRC credentials concern

One Trustpilot reviewer objected to entering HMRC Gateway credentials and said they changed their password afterward.Read 15 Oct 2026 · uk.trustpilot.com

Limit: submission failure

A Trustpilot reviewer reported that repeated attempts failed to submit to HMRC and said support suggested paying for an enhanced service.Read 15 Oct 2026 · uk.trustpilot.com

Maker legal name

Selftax is presented as a trademark of ACCTAX (Online) Ltd, an England and Wales company identified on the homepage by registration number 08683919.Read 15 Oct 2026 · selftax.co.uk

Mobile access

web_onlyRead 20 Sep 2026 · selftax.co.uk

MTD ITSA

Its ITSA offering targets sole traders and landlords and supports digital records, quarterly HMRC updates and a final declaration.Read 15 Oct 2026 · selftax.co.uk

MTD VAT

Its VAT bridging workflow uses a spreadsheet template, HMRC authorisation and direct submission after upload and review.Read 15 Oct 2026 · selftax.co.uk

Notable 2026 update

The official MTD ITSA page states mandatory thresholds begin in April 2026 above £50,000 income, April 2027 above £30,000 and April 2028 above £20,000.Read 15 Oct 2026 · selftax.co.uk

Owner evidence

Endole lists Syed Munir Ul Haq as the company’s director and person with significant control.Read 15 Oct 2026 · open.endole.co.uk

Partnership returns

Selftax supports online partnership tax returns and explains that partners also need individual returns.Read 15 Oct 2026 · selftax.co.uk

Praise: support

Trustpilot reviewers repeatedly praise responsive, knowledgeable staff, live help and clear advice.Read 15 Oct 2026 · uk.trustpilot.com

Praise: usability

Trustpilot reviewers repeatedly describe the interface and filing process as easy, straightforward and quick.Read 15 Oct 2026 · uk.trustpilot.com

Praise: value

Several Trustpilot reviewers call the service cheap, good value or competitively priced.Read 15 Oct 2026 · uk.trustpilot.com

Privacy contact

The privacy notice names Kaneez Safdar as Data Protection Officer and gives a London postal address.Read 15 Oct 2026 · selftax.co.uk

Proprietary software

The terms say the site, original content, features and functionality are owned by SelfTax and protected as proprietary intellectual property.Read 15 Oct 2026 · selftax.co.uk

Rating on Trustpilot

3.9 out of 5 from 9 reviewsRead 15 Oct 2026 · uk.trustpilot.com

Rental income

YesRead 20 Sep 2026 · selftax.co.uk

Security registration

Selftax states that it is registered with the UK ICO for data protection under licence number ZB689779.Read 15 Oct 2026 · selftax.co.uk

Self Assessment coverage

The product supports UK filing scenarios including self-employment, rental income, overseas income, company directorship, high income and investment income.Read 15 Oct 2026 · selftax.co.uk

Self-employment support

YesRead 20 Sep 2026 · selftax.co.uk

Self-hosting

The official pages present Selftax as an online service and provide no self-hosted deployment option.Read 15 Oct 2026 · selftax.co.uk

State filing

noneRead 20 Sep 2026 · selftax.co.uk

Supported schedules

HMRC lists Selftax for agents and individuals, supporting all SA100 schedules except SA103L and all SA800 schedules except SA803, with attachments and amendments.Read 15 Oct 2026 · gov.uk

Plans and prices

Every Selftax plan and price →

Where Specifiction places it

• Tax Software#48 of 1498.3
• Personal Tax Software#41 of 1238.3