Versions of 26 CFR 1.6164-9 - Cross references on LawServer 2024 26 CFR 1.6164-9 – Cross references 2023 26 CFR 1.6164-9 – Cross references 2022 26 CFR 1.6164-9 – Cross references 2021 26 CFR 1.6164-9 – Cross references 2015 26 CFR 1.6164-9 – Cross references 2014 26 CFR 1.6164-9 – Cross references 2010 26 CFR 1.6164-9 – Cross references 2009 26 CFR 1.6164-9 – Cross references