| HRES 214 | House | Expressing the sense of the House of Representatives that Iran must cease enriching uranium to 20 percent purity and abandon its pursuit of a nuclear weapon. | Resolution | Died | 2021-03-10 |
| HR 1698 | House | Nuclear Industrial Base Act | Bill | Died | 2021-03-10 |
| HR 1646 | House | International Nuclear Energy Financing Act of 2021 | Bill | Died | 2021-03-08 |
| S 595 | Senate | Nuclear SLCM Ban Act of 2021 | Bill | Died | 2021-03-04 |
| HR 1559 | House | Modernize Nuclear Reactor Environmental Reviews Act | Bill | Died | 2021-03-04 |
| HR 1578 | House | Nuclear Licensing Efficiency Act | Bill | Died | 2021-03-04 |
| HR 1524 | House | Nuclear Waste Informed Consent Act | Bill | Died | 2021-03-03 |
| HR 1554 | House | Nuclear SLCM Ban Act of 2021 | Bill | Died | 2021-03-03 |
| S 541 | Senate | Nuclear Waste Informed Consent Act | Bill | Died | 2021-03-02 |
| HR 1479 | House | Iran Nuclear Deal Advice and Consent Act of 2021 | Bill | Died | 2021-03-02 |
| HR 1351 | House | Nuclear Prosperity and Security Act | Bill | Died | 2021-02-26 |
| SRES 72 | Senate | A resolution opposing the lifting of sanctions imposed with respect to Iran without addressing the full scope of Iran's malign activities, including its nuclear program, ballistic and cruise missile capabilities, weapons proliferation, support for terrorism, hostage-taking, gross human rights violations, and other destabilizing activities. | Resolution | Died | 2021-02-24 |
| HRES 157 | House | Opposing the lifting of sanctions imposed with respect to Iran without addressing the full scope of Iran's malign activities, including its nuclear program, ballistic and cruise missile capabilities, weapons proliferation, support for terrorism, hostage-taking, gross human rights violations, and other destabilizing activities. | Resolution | Died | 2021-02-24 |
| HR 1203 | House | Iran Nuclear Verification Act | Bill | Died | 2021-02-22 |
| HR 669 | House | Restricting First Use of Nuclear Weapons Act of 2021 | Bill | Died | 2021-02-01 |
| HR 464 | House | Nuclear Forensics Authority Realignment Act | Bill | Died | 2021-01-26 |
| HRES 54 | House | Reaffirming the sense of the House of Representatives that the United States must lead the world in preventing further nuclear proliferation, while also reducing and eventually eliminating all nuclear weapons. | Resolution | Died | 2021-01-21 |
| HR 9015 | House | Preserving Existing Nuclear Energy Generation Act | Bill | Died | 2020-12-18 |
| HR 9028 | House | To establish the American Nuclear Leadership Commission, and for other purposes. | Bill | Died | 2020-12-18 |
| S 4897 | Senate | American Nuclear Infrastructure Act of 2020 | Bill | Died | 2020-12-02 |
| HRES 825 | House | Urging the United States to continue to be a leader in supporting the Treaty on the Nonproliferation of Nuclear Weapons (NPT) and the global nonproliferation regime to reap the benefits the NPT and such regime bring to United States and international security. | Resolution | Died | 2020-11-18 |
| HRES 1222 | House | Reaffirming the sense of the House of Representatives that the United States must lead the world in preventing further nuclear proliferation, while also reducing and eventually eliminating all nuclear weapons. | Resolution | Died | 2020-11-16 |
| S 4890 | Senate | Nuclear Plant Decommissioning Act of 2020 | Bill | Died | 2020-11-10 |
| HR 8572 | House | Securing America’s Nuclear Waste Act | Bill | Died | 2020-10-09 |
| SRES 741 | Senate | A resolution designating October 30, 2020, as a national day of remembrance for the workers of the nuclear weapons program of the United States. | Resolution | Died | 2020-09-30 |
| HR 8355 | House | Next Generation Nuclear Advancement Act of 2020 | Bill | Died | 2020-09-23 |
| HR 8342 | House | No Nuclear Testing Without Approval Act | Bill | Died | 2020-09-22 |
| HR 8296 | House | Nuclear Energy Reactor Demonstration Act | Bill | Died | 2020-09-17 |
| HR 8277 | House | Nuclear Plant Decommissioning Act of 2020 | Bill | Died | 2020-09-17 |
| HR 8258 | House | Spent Nuclear Fuel Solutions Research and Development Act | Bill | Died | 2020-09-15 |
| SRES 673 | Senate | A resolution affirming that the New START Treaty extension will cover new deployed Russian nuclear delivery systems, and supporting additional initiatives to engage China that advance the goal of concluding an arms control treaty or agreement. | Resolution | Died | 2020-08-06 |
| HR 7814 | House | Nuclear Prosperity and Security Act | Bill | Died | 2020-07-29 |
| HR 7817 | House | Modernize Nuclear Reactor Environmental Reviews Act | Bill | Died | 2020-07-29 |
| HR 7613 | House | Energy and Water Development and Related Agencies Appropriations Act, 2021 | Bill | Died | 2020-07-15 |
| HR 7406 | House | Nuclear Licensing Efficiency Act | Bill | Died | 2020-06-29 |
| S 4099 | Senate | No Nuclear Testing Without Approval Act | Bill | Died | 2020-06-29 |
| HR 7405 | House | Strengthening American Nuclear Competitiveness Act | Bill | Died | 2020-06-29 |
| HR 6596 | House | To realign the nuclear forensics and attribution activities of the Federal Government from the Department of Homeland Security to the National Nuclear Security Administration. | Bill | Died | 2020-06-01 |
| HR 6796 | House | Nuclear Energy for the Future Act | Bill | Died | 2020-05-08 |
| HR 6097 | House | Nuclear Energy Research and Development Act | Bill | Died | 2020-03-12 |
| HR 6009 | House | Nuclear Workers’ Ombudsman Extension Act | Bill | Died | 2020-02-27 |
| HR 5787 | House | Department of Energy and Nuclear Regulatory Commission Whistleblower Protection Act of 2020 | Bill | Died | 2020-02-06 |
| HRES 805 | House | Expressing the sense of the House of Representatives that the President and the Secretary of State should ensure that the Government of Canada does not permanently store nuclear waste in the Great Lakes Basin. | Resolution | Died | 2020-02-04 |
| SRES 470 | Senate | A resolution expressing the sense of the Senate that the President and the Secretary of State should ensure that the Government of Canada does not permanently store nuclear waste in the Great Lake Basin. | Resolution | Died | 2020-01-15 |
| S 2368 | Senate | Nuclear Energy Renewal Act of 2019 | Bill | Died | 2020-01-09 |
| S 3014 | Senate | Preventing the Spread of Nuclear Weapons Act of 2019 | Bill | Died | 2019-12-10 |
| HR 5387 | House | Preventing the Spread of Nuclear Weapons Act of 2019 | Bill | Died | 2019-12-10 |
| HRES 737 | House | Expressing the sense of the House of Representatives regarding the efforts of the Federal Government to address the public health and environmental crisis on the Navajo Nation caused by abandoned uranium mines. | Resolution | Died | 2019-12-04 |
| HR 2699 | House | Nuclear Waste Policy Amendments Act of 2019 | Bill | Died | 2019-11-20 |
| S 2917 | Senate | Nuclear Waste Policy Amendments Act of 2019 | Bill | Died | 2019-11-20 |