Taxpipe
PricingCalculatorBlogHMRC Free FilingJoin waitlist
T
Taxpipe

File your UK Corporation Tax CT600 return online. Simple, affordable, HMRC-compliant.

Product

  • Pricing
  • Tax calculator
  • HMRC free filing

Support

  • Help Centre
  • FAQ
  • Contact us
  • Blog
  • info@taxpipe.co.uk

Legal

  • Privacy policy
  • Terms of service
  • Cookie policy

© 2026 Taxpipe. All rights reserved.

HMRC-authorised CT600 filing service

← Back to Taxpipe

Blog

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

88 results for “Filing”Clear search
22 February 2026

CT600 for Contractors and Freelancers: Complete Tax Filing Guide 2026

Complete guide to filing your CT600 as a contractor or freelancer operating through a PSC. Covers IR35 implications, dividend vs salary tax efficiency, expense claims, and step-by-step filing instructions.

contractorsfreelancersIR35CT600PSCcorporation taxdividendstax filing
22 February 2026

Filing CT600 Without an Accountant: Is It Safe? A Step-by-Step Guide

Can you safely file your CT600 without an accountant? Yes for simple companies. When DIY filing is safe, when to get help, and how to do it step by step.

ct600diy filingno accountantcorporation taxstep by step
22 February 2026

Xero CT600 Filing: Can You File Corporation Tax Through Xero?

Xero does not file CT600 returns. Learn what Xero does for corporation tax and how to pair it with Taxpipe for affordable CT600 filing.

ct600xerocorporation taxaccounting softwaretax filing
22 February 2026

TaxCalc vs Taxpipe: Which CT600 Software Is Better in 2026?

Honest head-to-head comparison of TaxCalc vs Taxpipe for CT600 filing. Features, pricing, ease of use — which is right for your company?

ct600software comparisontaxcalccorporation taxtax software
22 February 2026

How Much Does CT600 Filing Cost? Accountant vs Software vs DIY (2026 Prices)

Compare CT600 filing costs in 2026: Taxpipe at £59 vs accountants at £200-500+ vs HMRC's free service (closing March 2026). Real prices, real scenarios, real savings.

CT600filing costsaccountant feesCT600 softwarecorporation taxpricing
22 February 2026

CT600 Filing for First-Time Directors: Complete Beginner's Guide

Never filed a CT600 before? This step-by-step guide explains everything first-time directors need to know — deadlines, documents, iXBRL, and how to file for £59.

CT600first-time directorbeginner guidecorporation taxnew company
22 February 2026

HMRC CT600 Filing Service Closing: What Directors Must Do Before March 2026

HMRC's free CT600 filing service closes permanently on 31 March 2026. Here's your complete action plan — deadlines, penalties, and the cheapest alternative at £59.

CT600HMRCcorporation taxfiling deadlineHMRC closure
22 February 2026

How to File CT600 Online in 2026: Complete Step-by-Step Guide

HMRC's free filing service closes March 2026. Here's exactly how to file your CT600 corporation tax return online in 2026 — step by step, with tips and common mistakes to avoid.

CT600file onlineHMRCcorporation tax2026step-by-step guide
22 February 2026

HMRC Free CT600 Filing Is Ending March 2026: What Are Your Options?

HMRC's free Corporation Tax Online service closes 31 March 2026. Here's what happens next and the cheapest ways to file your CT600 after the deadline.

HMRCCT600free filing endingcorporation tax software2026
22 February 2026

Filing Annual Accounts at Companies House: Complete Guide for Limited Companies

Everything you need to know about filing your company's annual accounts at Companies House — deadlines, formats, micro-entity vs small company, and penalties.

Companies Houseannual accountsiXBRLfilinglimited company
22 February 2026

12 Common CT600 Mistakes That Cost Directors Money (And How to Avoid Them)

Filing your own CT600? Avoid these 12 costly mistakes that catch first-time filers. From wrong accounting periods to missed reliefs — save time and tax.

CT600common mistakescorporation taxtax filing tipsdirectors
22 February 2026

How to Amend a CT600 Tax Return: Correcting Mistakes After Filing

Made an error on your CT600? Learn how to amend your corporation tax return within the 12-month deadline, what changes HMRC allows, and the step-by-step process.

CT600HMRCamendmentscorporation taxtax return corrections
← PreviousPage 4 of 8Next →