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Plain-English guides to UK Corporation Tax and CT600 filing.

4 results for “UTR”Clear search
23 February 2026

What Is a UTR Number? How to Find Yours for CT600 Filing

Your Unique Taxpayer Reference (UTR) explained — what it is, where to find it, how it differs from your company number, and why you need it for CT600 filing.

utrhmrcct600getting-started
21 February 2026

Company Formation & Corporation Tax Registration

Step-by-step guide to registering for Corporation Tax after forming a limited company. Covers CT41G, UTR numbers, deadlines, and first CT600 filing.

corporation-taxcompany-formationregistrationct600hmrcnew-company
20 February 2026

Corporation Tax Payment Reference — How to Pay HMRC Correctly

How to construct your Corporation Tax payment reference, HMRC bank details, payment methods, and what to do if you use the wrong reference.

payment referencecorporation taxHMRCUTRpaymentdeadline
19 February 2026

How to Register for Corporation Tax: Step-by-Step Guide for New Companies

Complete guide to registering your limited company for corporation tax with HMRC. Deadlines, what you need, UTR numbers, and what happens after registration.