CORRIDOR Knowledge Hub
Knowledge Hub
Welcome to the CORRIDOR Knowledge Hub
- Read CORRIDOR news
- Read published insights and think-pieces
- Download our Briefing Notes on a range of topics
- Download brochures on the range of services we offer
News
15 April 2026
ECJ Confirms 25% Social Security Rule Must Use Worldwide Activity: What Your Clients Need to Know
The European Court of Justice (ECJ) has confirmed that the 25% “substantial activity” test must be calculated using worldwide work…
View all Corridor news
15 April 2026
ECJ Confirms 25% Social Security Rule Must Use Worldwide Activity: What Your Clients Need to Know
The European Court of Justice (ECJ) has confirmed that the 25% “substantial activity” test must be calculated using worldwide work…
Insights
23 December 2025
Innovator Founder visa – What your clients need to know
The Start-up visa has been closed to new entrants although if your clients already have an endorsement letter, they can…
23 December 2025
Short-Term Business Travel to the UK: Exploring Key Tax and Immigration Issues for Your Clients
Historically, business travel to the UK has raised challenges for employers in areas such as tax, payroll, and employment law.…
View all Corridor insights
23 December 2025
Innovator Founder visa – What your clients need to know
The Start-up visa has been closed to new entrants although if your clients already have an endorsement letter, they can…
23 December 2025
Short-Term Business Travel to the UK: Exploring Key Tax and Immigration Issues for Your Clients
Historically, business travel to the UK has raised challenges for employers in areas such as tax, payroll, and employment law.…