2024 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2023 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2022 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2021 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2015 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2014 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2010 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising

2009 26 CFR 1.162-20 – Expenditures attributable to lobbying, political campaigns, attempts to influence legislation, etc., and certain advertising