2024 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2023 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2022 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2021 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2020 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2018 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2017 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2015 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2014 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2013 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2012 26 USC 179B – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations

2010 26 USC 179b – Deduction for capital costs incurred in complying with Environmental Protection Agency sulfur regulations