Versions of See prior versions of a law on LawServer 2024 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2023 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2022 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2021 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2020 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2019 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2016 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2015 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters 2014 26 CFR 56.6694-4 – Extension of period of collection when tax return preparer pays 15 percent of a penalty for understatement of taxpayer’s liability and certain other procedural matters