He has TurboTax and filed jointly our tax information.
You can get a copy from the IRS. https://www.irs.gov/newsroom/how-to-get-tax-transcripts-and-copies-of-tax-returns-from-the-irs
You can get a copy from the IRS. Please see the following TurboTax article.
https://ttlc.intuit.com/community/prior-year-return/help/can-i-get-a-copy-of-my-tax-return-from-the-irs/00/26053