Keeping good records after you file your taxes is a good idea, as they will help you with documentation and substantiation if the IRS selects your return for an audit. Here are five tips from the IRS about keeping good records.
TaxACT recommends you also:
December 10 (Employees who work for tips)
If you received $20 or more in tips during November, report them to your employer
December 16 (Corporations)
Deposit the fourth installment of estimated income tax for 2013
December 25 (Everyone)
Federal Holiday (Christmas Day)