Reference · Last updated April 2026
Official GOV.UK & HMRC links for UK businesses
This hub lists primary UK government and regulator pages we use when writing guides. URLs and guidance change—always confirm the live page. Nothing here is legal or tax advice.
GOV.UK — business & setting up
| Topic | Link |
|---|---|
| Business and self-employed hub | Business and self-employed |
| Set up a business | Starting up a business |
| Foreign company — UK branch | Set up a UK branch of an overseas company |
| Business tax & VAT (browse) | Business tax and VAT |
| Visas and immigration | Visas and immigration (for right-to-work rules—not tax advice) |
HMRC — organisation & online services
| Topic | Link |
|---|---|
| HMRC | HM Revenue & Customs |
| HMRC online services | Sign in to HMRC online services |
| HMRC manuals (technical) | HMRC internal manuals |
Income tax & Self Assessment
| Topic | Link |
|---|---|
| Self Assessment | Self Assessment tax returns |
| Register for Self Assessment | Register for Self Assessment |
| Tax on foreign income | Tax on foreign income |
| National Insurance | National Insurance |
Corporation Tax
| Topic | Link |
|---|---|
| Corporation Tax | Corporation Tax |
| Corporation Tax rates | Corporation Tax rates and allowances |
VAT
| Topic | Link |
|---|---|
| VAT registration thresholds | VAT registration |
| Send a VAT Return | Send your VAT Return |
| EORI number | Get an EORI number |
Making Tax Digital (MTD)
| Topic | Link |
|---|---|
| MTD for VAT (collection) | Making Tax Digital for VAT |
| MTD for Income Tax (collection) | Making Tax Digital for Income Tax |
| Use MTD for Income Tax (guidance) | Use Making Tax Digital for Income Tax |
| Compatible software — VAT | Find software compatible with MTD for VAT |
| Compatible software — Income Tax | Find software compatible with MTD for Income Tax |
Employers, PAYE & CIS
| Topic | Link |
|---|---|
| Employing staff | Employing staff for the first time |
| PAYE for employers | PAYE and payroll for employers |
| Construction Industry Scheme | Construction Industry Scheme (CIS) |
Companies House
| Topic | Link |
|---|---|
| Companies House (organisation) | Companies House |
| Find company information (service) | Find and update company information |
| Register a limited company | Set up a limited company |
| Confirmation statement | File your confirmation statement with Companies House |
| Accounts & Company Tax Return | File your company accounts and Company Tax Return |
Data protection (UK GDPR)
Relevant if you process personal data about customers or staff.
Our guides that use these sources
We are not affiliated with GOV.UK, HMRC, Companies House, or the ICO. Links are for education only and may change.