BIM100220 - Miscellaneous income: particular sources: hire of equipment
S687-S689 Income Tax (Trading and Other Income) Act 2005, S979-S981 Corporation Tax Act 2009
The profits from the hire of movable objects, whether or not of a casual or occasional nature, are taxable under the miscellaneous income sweep-up provisions where they are not otherwise taxable, for example because the activity does not amount to a trade.
See the guidance in the Capital Allowances Manual at CA23800 onwards in the case of profits from the letting of machinery and plant.