Versions of 26 CFR 1.861-8 - Computation of taxable income from sources within the United States and from other sources and activities on LawServer 2024 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2023 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2022 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2021 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2015 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2014 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2010 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities 2009 26 CFR 1.861-8 – Computation of taxable income from sources within the United States and from other sources and activities