how long to keep records for irs
statements---assuming you are paid in that way---after you check them against your annual W-2 Form. But save cancelled checks that relate directly to an entry on your tax return, and keep all medical bills for 3 years to back up your cancelled checks. The IRS generally keeps records for 6 years.tatements---assuming you are paid in that way---after you check them against your annual W-2 Form. But save cancelled checks that relate directly to an entry on your tax return, and keep all medical bills for 3 years to back up your cancelled checks. The IRS generally keeps records for 6 years.