Wong Limited is a start-up company and has suffered a loss in the current year. Although it is confident that its expansion investment will pay off in the future, it decided to not claim any capital cost allowance (CCA) on its assets when it filed its tax return. Its plan is to claim the CCA in future years when it will be able to reduce taxable income. Identify the type of accounting change that is described and whether prior years' financial statements need to be adjusted retroactively.