To cite package ‘usincometaxes’ in publications use:

  Orr S (2024). _usincometaxes: Calculate Federal and State Income
  Taxes in the United States_. R package version 0.7.1, ,
  <https://github.com/shanejorr/usincometaxes>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {usincometaxes: Calculate Federal and State Income Taxes in the United States},
    author = {Shane Orr},
    year = {2024},
    note = {R package version 0.7.1, 
},
    url = {https://github.com/shanejorr/usincometaxes},
  }