HMRC Enquiry Into Your Corporation Tax Return: What to Expect
What happens if HMRC opens an enquiry into your CT600. Your rights, the process, time limits, and how to respond.
Plain-English guides to UK Corporation Tax and CT600 filing.
What happens if HMRC opens an enquiry into your CT600. Your rights, the process, time limits, and how to respond.
All the ways to pay your Corporation Tax to HMRC — bank transfer, direct debit, online, and by post. Processing times and payment references explained.
Everything a new limited company director needs to know about filing a company tax return (CT600) with HMRC. From registration to submission, step by step.
When to pay Corporation Tax, how to pay HMRC, payment reference numbers, and the consequences of late payment. Complete guide for limited companies.
How to file dormant company accounts with Companies House and a nil CT600 with HMRC. Step-by-step guide with deadlines and requirements.
Complete guide to HMRC penalties for Corporation Tax — late filing (£100 to £1,500+), late payment interest, and inaccuracy penalties. How to avoid them.
HMRC's free CT600 service closes March 2026. Step-by-step guide to filing your corporation tax return from April 2026 using commercial software.
Got a dormant company? You still need to file a CT600. This 2026 guide shows you how to file a nil return in 15 minutes — even without HMRC's free service.
HMRC's free CT600 filing service ends 31 March 2026. Here's exactly what to do if you've just found out — step-by-step, no panic required.
Just incorporated a UK limited company? Here's everything you need to know about filing your first CT600 Corporation Tax return — from registering with HMRC to submitting your return.
Miss your CT600 deadline and HMRC charges escalating penalties from £100 to 10% of unpaid tax. Learn the exact penalty structure, appeal options, and how to file on time.
HMRC is withdrawing its free CT600 filing service on 31 March 2026. Learn what this means for your company, your options for filing after the deadline, and how to switch to affordable software before it closes.