2024 26 USC 4911 – Tax on excess expenditures to influence legislation

2023 26 USC 4911 – Tax on excess expenditures to influence legislation

2022 26 USC 4911 – Tax on excess expenditures to influence legislation

2021 26 USC 4911 – Tax on excess expenditures to influence legislation

2020 26 USC 4911 – Tax on excess expenditures to influence legislation

2018 26 USC 4911 – Tax on excess expenditures to influence legislation

2017 26 USC 4911 – Tax on excess expenditures to influence legislation

2015 26 USC 4911 – Tax on excess expenditures to influence legislation

2014 26 USC 4911 – Tax on excess expenditures to influence legislation

2013 26 USC 4911 – Tax on excess expenditures to influence legislation

2012 26 USC 4911 – Tax on excess expenditures to influence legislation

2010 26 USC 4911 – Tax on excess expenditures to influence legislation