You probably already keep records in your daily routine. This includes keeping receipts for purchases and recording information in your checkbook. Keeping these and other records will help you avoid headaches at tax time. Good recordkeeping will help you remember the various transactions you made during the year, which in turn may make filing your return a less taxing experience.
Records help you document the deductions you’ve claimed on your return. You’ll need this documentation should the IRS select your return for examination. Normally, tax records should be kept for three years, but some documents — such as records relating to a home purchase or sale, stock transactions, IRA and business or rental property — should be kept longer.
In most cases, the IRS does not require you to keep records in any special manner. Generally speaking, however, you should keep any and all documents that may have an impact on your federal tax return:.,.........
Internal Revenue Service