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.

5 results for “capital gains”Clear search
23 February 2026

Company Capital Gains & Corporation Tax: Complete CT600 Guide

How limited companies report capital gains on the CT600, including indexation allowance, the substantial shareholding exemption, and which boxes to complete.

ct600capital-gainscorporation-taxtax-guide
22 February 2026

CT600 Supplementary Pages: Which Ones Does Your Company Need?

Not sure which CT600 supplementary pages to file? This guide explains each page — CT600A to CT600J — and tells you exactly which ones your company needs.

CT600supplementary pagesHMRCcorporation taxlossescapital gains
21 February 2026

Corporation Tax for Investment Companies

How does corporation tax work for investment companies? Guide to holding investments through a limited company — dividends, capital gains, property, and filing your CT600.

corporation taxinvestment companyholding companydividendscapital gainsct600property investment
21 February 2026

Corporation Tax on Cryptocurrency: How to Report Bitcoin & Crypto on Your CT600

How UK companies pay corporation tax on crypto. Buying, selling, mining, staking, DeFi, and NFTs — what goes on your CT600.

corporation taxcryptocurrencybitcoinct600hmrccrypto taxcapital gainstrading
20 February 2026

Corporation Tax for Property Companies: A Complete Landlord Guide

Corporation tax for property companies. Mortgage interest relief, capital gains, allowable expenses, and filing your CT600.

corporation taxproperty companybuy to letlandlordCT600