86 of 100. Which individual may be required to renew their ITIN? Mercedes renewed her ITIN in 2018. She filed returns for 2018, 2019, and 2020, but did not file a return for 2021. Paolo's ITIN was issued in 2018. He has filed returns for all years from 2018 through 2021. Javier renewed his ITIN in 2018. He filed a return for 2018, but did not file for 2019, 2020, or 2021. Luisa renewed her ITIN in 2019. She did not file 2019 or 2020 returns, but filed her 2021 return