How to value inventory for income tax purpose

In accounting, there are different methods to value inventory. When it comes to income tax, there are specific rules your have to follow to value your inventory since the value you place on the items in your-year-end inventory is important in determining your income, and thus income tax.

For how long do I have to keep my records?

If you file your income tax returns on time, you must retain your records for six years after the end of tax year to which they relate. For example, you must keep your records for your 2012 taxation year until the end of year 2018.