Changes in Estimates
13. (L.O. 2) The IASB requires that changes in estimates (for example, uncollectible
receivables, useful lives, and salvage values of assets) should be handled prospectively.
14. For example, if an asset with a cost of £250,000 and no salvage value were originally
depreciated on a straight-line basis for the first 7 years of its 25-year useful life, the book
value of the asset at the end of year 7 would be £180,000 (£250,000 – £70,000). If the
estimated useful life was revised at the end of year 7, and the asset was assumed to
Corrections of Errors
15. (L.O. 3) The IASB requires that corrections of errors be (a) treated as prior period
adjustments, (b) recorded in the year in which the error was discovered, and (c) reported in
16. Errors include:
a. A change from an accounting policy that is not generally accepted to an accounting
policy that is acceptable.