R&D Tax Credits for Small Companies: Save Up to 27% on Innovation Costs
How SME R&D tax relief works for small companies. Qualifying activities, how to calculate the benefit, and reporting on your CT600.
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Plain-English guides to UK Corporation Tax and CT600 filing.
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CT600 for Amazon/eBay Sellers: E-commerce Corporation Tax Guide 2026
Complete guide to filing CT600 for Amazon, eBay, and e-commerce sellers operating through a limited company. Covers stock valuation, platform fees, VAT interaction, international sales, FBA considerations, and step-by-step filing instructions.
Company Director Tax Responsibilities: What You Must Do (and When)
Every UK company director has legal tax obligations. This checklist covers corporation tax, PAYE, VAT, confirmation statements, and key deadlines.
VAT Registration and Corporation Tax: How They Interact
Learn how VAT registration affects your Corporation Tax return, including input tax recovery, flat rate scheme profits, and what goes on your CT600.
Flat Rate VAT Scheme & Corporation Tax
How the Flat Rate VAT Scheme affects your corporation tax. Learn about the VAT surplus, how to report it on your CT600, and whether the scheme still saves money.
HMRC Corporation Tax Online Account: How to Set Up and Use It
Step-by-step guide to setting up your HMRC Corporation Tax online account. Register, activate, and manage your company tax — including how to file your CT600.