2024 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2023 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2022 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2021 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2020 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2018 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2017 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2015 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2014 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2013 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2012 U.S. Code > Title 42 > Chapter 16 – National Science Foundation

2010 U.S. Code > Title 42 > Chapter 16 – National Science Foundation