NIM06230 - Class 1 NICs: Expenses and allowances: Tool allowances
Where the tools are not available to the employee for private use, then the allowance will be excluded from the calculation of earnings as a business expense by virtue of regulation 25 and paragraph 9 of Part 8 of Schedule 3 to the Social Security (Contributions) Regulations 2001 (SI 2001 No 1004) .
See NIM05020 for general guidance regarding business expenses.