Tax Supermarket
UK tax, brought together

Your accounts.
Your tax. One place.

Bookkeeping, invoices, monthly payroll estimates and payslips for UK businesses. Prepare VAT and company tax records in one place. Live HMRC filing is not yet available.

Set up your business Explore the software
Clear calculations Filing checks Secure records
Tax overview

Good morning

2026/27
Estimated Corporation Tax£8,420Based on current records
Next VAT return31 daysQuarter ending 30 Sep
HMRC sandboxContinue secure setupSign in to run the sandbox connection test
Records complete78%
Tax Supermarket with Bookkeeping Bull

Everything your business needs to stay on top of tax.

Bookkeeping Bull provides the day-to-day records used by Tax Supermarket, reducing repeated entry and making every figure easier to review.

VAT records

VAT

Review VAT figures from saved transactions and prepare your return.

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Company records

Corporation Tax

Review business income and costs alongside your company tax estimate.

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Payroll

PAYE & NI

Keep employees, payroll calculations and employer liabilities together.

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Employee records

Payslips

Create payslips and review delivery and employee access.

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From records to return

A safer route to every submission.

Tax Supermarket will not send a return simply because the numbers exist. The workflow separates preparation, review, approval and submission.

  1. 1
    Keep accurate recordsImport and categorise income, costs and payroll.
  2. 2
    Review the calculationSee adjustments, warnings and the amount due.
  3. 3
    Approve and submitAuthorise the final figures before HMRC filing.
Business setup

Ready in four steps

1

Connect your business bank account

2

Confirm company and VAT details

3

Authorise Tax Supermarket with HMRC

Pending
4

Review opening balances

Pending
Continue HMRC setup

HMRC submissions activate only after customer authorisation and production API approval.