Voluntary Disclosure & Tax Amnesty Archives

Chartered Certified Accountants
Tax Investigation and Disclosure Specialists

Voluntary Disclosure & Tax Amnesty

Taxpayer reviewing financial records before making a voluntary disclosure of undeclared income to HMRC

How to Disclose Undeclared Income to HMRC (UK Guide)

Sean Davern 13 Jul 2026

If you have discovered that income was not declared to HMRC, it is usually better to address the issue before HMRC contacts you. A voluntary disclosure can often result in a more favourable outcome than waiting for HMRC to identify the omission. The correct approach will depend on the type of income involved, the affected tax years and your individual circumstances.

UK taxpayer reviewing cash income records and HMRC tax investigation risks

I Was Paid in Cash — Is HMRC Really Able to Trace It?

Sean Davern 6 Jul 2026

Many taxpayers assume that cash payments are difficult for HMRC to detect.

This situation commonly arises where individuals received cash income through freelance work, side businesses, informal arrangements, or self-employment activities.

Taxpayer reviewing a submitted tax return after discovering an error requiring correction

I Made a Mistake on My Tax Return — What Should I Do Now?

Sean Davern 2 Jul 2026

Discovering a mistake on a tax return can be worrying.

For many taxpayers, the first reaction is panic.

UK taxpayer reviewing historical tax records and HMRC investigation time limits

I Made a Mistake Years Ago — Can HMRC Still Go Back That Far?

Sean Davern 25 Jun 2026

Many taxpayers assume that older tax issues eventually disappear with time.

In practice, HMRC can often review historical tax matters much further back than people expect.