2024 16 USC 407d – Admission and guide fees exempt from tax

2023 16 USC 407d – Admission and guide fees exempt from tax

2022 16 USC 407d – Admission and guide fees exempt from tax

2021 16 USC 407d – Admission and guide fees exempt from tax

2020 16 USC 407d – Admission and guide fees exempt from tax

2018 16 USC 407d – Admission and guide fees exempt from tax

2017 16 USC 407d – Admission and guide fees exempt from tax

2015 16 USC 407d – Admission and guide fees exempt from tax

2014 16 USC 407d – Admission and guide fees exempt from tax

2013 16 USC 407d – Admission and guide fees exempt from tax

2012 16 USC 407d – Admission and guide fees exempt from tax

2010 16 USC 407d – Admission and guide fees exempt from tax