| SCONRES 2 | Senate | A concurrent resolution expressing the sense of Congress that any United States-Saudi Arabia civilian nuclear cooperation agreement must prohibit the Kingdom of Saudi Arabia from enriching uranium or separating plutonium on its own territory, in keeping with the strongest possible nonproliferation "gold standard". | Resolution | Died | 2019-02-12 |
| HR 1471 | House | Saudi Nuclear Nonproliferation Act of 2019 | Bill | Died | 2019-02-28 |
| HCONRES 23 | House | Expressing the sense of Congress that any United States-Saudi Arabia civilian nuclear cooperation agreement must prohibit the Kingdom of Saudi Arabia from enriching uranium or separating plutonium on its own territory, in keeping with the strongest possible nonproliferation "gold standard". | Resolution | Died | 2019-02-28 |
| S 612 | Senate | Saudi Nuclear Nonproliferation Act of 2019 | Bill | Died | 2019-02-28 |
| HR 1544 | House | Nuclear Waste Informed Consent Act | Bill | Died | 2019-03-06 |
| HRES 137 | House | Expressing the sense of the House of Representatives in support of the International Atomic Energy Agency's (IAEA) nuclear security role. | Resolution | Died | 2019-03-14 |
| HR 921 | House | To establish the policy of the United States regarding the no-first-use of nuclear weapons. | Bill | Died | 2019-03-14 |
| HR 891 | House | Nuclear Family Priority Act | Bill | Died | 2019-03-25 |
| HR 1541 | House | To require a report on Saudi Arabia obtaining nuclear fuel enrichment capabilities. | Bill | Died | 2019-03-25 |
| S 1134 | Senate | Nuclear Powers America Act of 2019 | Bill | Died | 2019-04-10 |
| S 1127 | Senate | A bill to amend the Atomic Energy Act of 1954 to require the Secretary of Energy to report to Congress regarding applications for authorizations to engage or participate in the development or production of special nuclear material outside the United States, and for other purposes. | Bill | Died | 2019-04-10 |
| HRES 302 | House | Embracing the goals and provisions of the Treaty on the Prohibition of Nuclear Weapons. | Resolution | Died | 2019-04-11 |
| HR 2314 | House | Nuclear Powers America Act of 2019 | Bill | Died | 2019-04-12 |
| HR 2419 | House | Nuclear Weapons Abolition and Economic and Energy Conversion Act of 2019 | Bill | Died | 2019-05-01 |
| S 649 | Senate | Nuclear Waste Informed Consent Act | Bill | Died | 2019-05-01 |
| S 1330 | Senate | Department of Energy and Nuclear Regulatory Commission Whistleblower Protection Act of 2019 | Bill | Died | 2019-05-06 |
| HR 2529 | House | Richard G. Lugar and Ellen O. Tauscher Act to Maintain Limits on Russian Nuclear Forces | Bill | Died | 2019-05-07 |
| SRES 195 | Senate | A resolution opposing the lifting of sanctions imposed with respect to Iran without addressing Iran's nuclear program, ballistic missile development, support for terrorism, and other destabilizing activities. | Resolution | Died | 2019-05-08 |
| HCONRES 38 | House | Expressing the sense of the Congress that the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) continues to make an invaluable contribution to United States and international security, and noting former Senator Richard G. Lugar's indispensable contributions to international security and reducing nuclear weapons-related risks. | Resolution | Died | 2019-05-14 |
| SCONRES 16 | Senate | A concurrent resolution expressing the sense of Congress that the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) continues to make an invaluable contribution to United States and international security, and noting former Senator Richard G. Lugar's indispensable contributions to international security and reducing nuclear weapons-related risks. | Resolution | Died | 2019-05-15 |
| HRES 374 | House | Condemning Iranian state-sponsored terrorism and expressing support for the Iranian people's desire for a democratic, secular, and non-nuclear republic of Iran. | Resolution | Died | 2019-05-16 |
| HRES 390 | House | Opposing the lifting of sanctions imposed with respect to Iran without addressing Iran's nuclear program, ballistic missile development, support for terrorism, and other destabilizing activities. | Resolution | Died | 2019-05-20 |
| HR 2960 | House | Energy and Water Development and Related Agencies Appropriations Act, 2020 | Bill | Died | 2019-05-23 |
| HR 2995 | House | Spent Fuel PriĀorĀiĀtiĀzaĀtion Act of 2019 | Bill | Died | 2019-05-24 |
| HR 3042 | House | To direct the Comptroller General of the United States to carry out a study on the security impact of sexually harassing behavior in United States nuclear weapons complex sites. | Bill | Died | 2019-05-31 |
| HR 3136 | House | STORE Nuclear Fuel Act of 2019 | Bill | Died | 2019-06-06 |
| HR 3358 | House | Advanced Nuclear Energy Technologies Act | Bill | Died | 2019-06-19 |
| HR 3306 | House | Nuclear Energy Leadership Act | Bill | Died | 2019-06-19 |
| S 1234 | Senate | Nuclear Waste Administration Act of 2019 | Bill | Died | 2019-06-27 |
| HRES 495 | House | Expressing the sense of the House of Representatives regarding the prevention of Iran from obtaining or developing nuclear weapons. | Resolution | Died | 2019-07-16 |
| HR 4084 | House | Otto Warmbier North Korea Nuclear Sanctions Act of 2019 | Bill | Died | 2019-07-26 |
| S 2338 | Senate | Preventing Nuclear Proliferation in Saudi Arabia Act of 2019 | Bill | Died | 2019-07-30 |
| S 2394 | Senate | Richard G. Lugar and Ellen O. Tauscher Act to Maintain Limits on Russian Nuclear Forces | Bill | Died | 2019-07-31 |
| HR 4185 | House | Nuclear Security and Nonproliferation Accounting Act | Bill | Died | 2019-08-13 |
| HR 1760 | House | Advanced Nuclear Fuel Availability Act | Bill | Died | 2019-09-10 |
| S 903 | Senate | Nuclear Energy Leadership Act | Bill | Died | 2019-09-24 |
| HR 3405 | House | Uranium Classification Act of 2019 | Bill | Died | 2019-10-04 |
| HR 4904 | House | Smarter Approaches to Nuclear Expenditures Act | Bill | Died | 2019-10-29 |
| S 2727 | Senate | Smarter Approaches to Nuclear Expenditures Act | Bill | Died | 2019-10-29 |
| SRES 377 | Senate | A resolution designating October 30, 2019, as a national day of remembrance for the workers of the nuclear weapons program of the United States. | Resolution | Died | 2019-10-30 |
| 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 |
| 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 5387 | House | Preventing the Spread of Nuclear Weapons Act of 2019 | Bill | Died | 2019-12-10 |
| S 3014 | Senate | Preventing the Spread of Nuclear Weapons Act of 2019 | Bill | Died | 2019-12-10 |
| S 2368 | Senate | Nuclear Energy Renewal Act of 2019 | Bill | Died | 2020-01-09 |
| 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 |
| 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 |
| HR 5787 | House | Department of Energy and Nuclear Regulatory Commission Whistleblower Protection Act of 2020 | Bill | Died | 2020-02-06 |
| HR 6009 | House | Nuclear Workersā Ombudsman Extension Act | Bill | Died | 2020-02-27 |