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

3 results for “tax deductions”Clear search
21 February 2026

Disallowable Expenses for Corporation Tax (Full List)

Which expenses can't you deduct on your CT600? Complete guide to disallowable expenses for corporation tax — entertaining, fines, personal costs, and more.

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19 February 2026

Capital Allowances for Small Companies — AIA, Full Expensing & Cars

How to claim capital allowances on your CT600. AIA, full expensing, car rules, and writing down allowances for small companies.

capital allowancesAIAcorporation taxct600tax deductions
19 February 2026

Corporation Tax Allowable Expenses — The Complete List for Small Companies

Complete list of expenses your limited company can claim against Corporation Tax — from office costs to travel, with real examples.

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