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Reasonable care ― inaccuracies in returns

Copyright © 2026 LexisNexis
Produced by a Tolley Owner-Managed Businesses expert
Owner-Managed Businesses
Guidance

Reasonable care ― inaccuracies in returns

Copyright © 2026 LexisNexis
Produced by a Tolley Owner-Managed Businesses expert
Owner-Managed Businesses
Guidance
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  • 26 Nov 2025 12:10

Home/ Tolley Tax Guidance/ Owner-Managed Businesses / Enquiries, penalties and appeals

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Owner-Managed Businesses

Wholly and exclusively

Wholly and exclusivelyFor both income tax and corporation tax purposes, one of the fundamental conditions that must be satisfied for an item of expenditure to be deductible, is that it must incurred ‘wholly and exclusively’ for the purposes of the trade, profession or vocation. References to CTA

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Class 4 national insurance contributionsWhat is Class 4 NIC?Class 2 and Class 4 national insurance contributions (NIC) are paid by self-employed individuals and partners in a partnership on their profits arising within the UK. This guidance note considers Class 4 contributions. For Class 2

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Tax implications of administration and liquidation

Tax implications of administration and liquidationThis guidance considers the tax implications of a company going into administration or liquidation.Introduction to company administration and liquidationCompany going into administrationA company which is in financial difficulty may go into

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