2024 26 USC 179E – Election to expense advanced mine safety equipment

2023 26 USC 179E – Election to expense advanced mine safety equipment

2022 26 USC 179E – Election to expense advanced mine safety equipment

2021 26 USC 179E – Election to expense advanced mine safety equipment

2020 26 USC 179E – Election to expense advanced mine safety equipment

2018 26 USC 179E – Election to expense advanced mine safety equipment

2017 26 USC 179E – Election to expense advanced mine safety equipment

2015 26 USC 179E – Election to expense advanced mine safety equipment

2014 26 USC 179E – Election to expense advanced mine safety equipment

2013 26 USC 179E – Election to expense advanced mine safety equipment

2012 26 USC 179E – Election to expense advanced mine safety equipment

2010 26 USC 179e – Election to expense advanced mine safety equipment