Versions of 26 CFR 1.1061-3 - Exceptions to the definition of an API on LawServer 2024 26 CFR 1.1061-3 – Exceptions to the definition of an API 2023 26 CFR 1.1061-3 – Exceptions to the definition of an API 2022 26 CFR 1.1061-3 – Exceptions to the definition of an API 2021 26 CFR 1.1061-3 – Exceptions to the definition of an API