As of October 2015, Form 1040 for filing 2014 taxes has not changed since its last revision in 2014, according to the Internal Revenue Service. U.S citizens and residents use Form 1040 to file their individual income tax returns.
The IRS shows only the year as the revision date for Form 1040, making it an annual product. Generally, annual products undergo revision once a year, notes the IRS on its website.
Current and prior versions of Form 1040 are available for download from IRS.gov. Instructions for completing the form along with the accompanying schedules are available for download as a separate file.