Assets which are held by an entity to be used in its operations.
They are held for longer periods than current assets, being used by the entity for a number of years.
Tangible fixed assets are often reported as 'property, plant and equipment' (PPE).
Collectively, tangible and intangible long-term assets are known as 'non-current assets'.
Relevant accounting standards include Section 17 and Section 27 of FRS 102.