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Republican senator for Iowa
Biden’s share of the vote in the 2020 election minus Trump’s
How often Grassley votes in line with Biden’s position
Difference between Grassley’s actual and predicted Biden support scores
| Biden margin | Biden score | Biden plus-minus |
|---|---|---|
| Biden’s share of the vote in the 2020 election minus Trump’s | How often Grassley votes in line with Biden’s position | Difference between Grassley’s actual and predicted Biden support scores |
-8.2% | 47.8% | -10.8 |
| Date | Measure | Biden position | Grassley vote | Agree with Biden? | Predicted chance of voting with Biden | Plus-minus |
|---|---|---|---|---|---|---|
| Dec. 22, 2022 | Providing appropriations for various federal departments and agencies for fiscal year 2023; updating the process of appointing and tallying presidential electors; providing money for humanitarian, security and economic assistance to Ukraine (68-29) Chuck Grassley's Vote: No | support | No |  | 67.8% | -67.8 |
| Dec. 14, 2022 | Providing congressional disapproval of a rule governing charter school grants (49-49) Chuck Grassley's Vote: Yes | oppose | Yes | | 34.1% | +65.9 |
| Dec. 1, 2022 | Requiring certain railroad and labor organizations to accept a labor agreement (80-15) Chuck Grassley's Vote: Yes | support | Yes |  | 85.4% | +14.6 |
| Nov. 29, 2022 | Repealing the Defense of Marriage Act and requiring states to recognize same-sex and interracial marriages performed out-of-state; includes an amendment allowing religious organizations to deny services or accomodations for same-sex weddings (61-36) Chuck Grassley's Vote: No | support | No | | 60.7% | -60.7 |
| Nov. 15, 2022 | Terminating the national COVID-19 emergency declared on March 13, 2020 (61-37) Chuck Grassley's Vote: Yes | oppose | Yes | | 8.1% | +91.9 |
| Sept. 29, 2022 | Extending government funding and providing money for economic and security assistance to Ukraine (72-25) Chuck Grassley's Vote: Yes | support | Yes | | 76.2% | +23.8 |
| Aug. 7, 2022 | Allowing Medicare to negotiate prescription drug prices; extending Affordable Care Act subsidies; expanding tax credits for renewable and clean energy efforts; establishing a 15 percent corporate minimum tax; and other measures (50-50) Chuck Grassley's Vote: No | support | No | | 33.4% | -33.4 |
| Aug. 4, 2022 | Providing congressional disapproval of a rule that restored environmental regulations (50-47) Chuck Grassley's Vote: Yes | oppose | Yes | | 21.0% | +79.0 |
| July 27, 2022 | Supporting the domestic production of semiconductors (64-33) Chuck Grassley's Vote: No | support | No | | 62.0% | -62.0 |
| June 23, 2022 | Expanding firearm regulations (65-33) Chuck Grassley's Vote: No | support | No | | 64.8% | -64.8 |
| June 16, 2022 | Expanding health care eligibility for veterans exposed to toxic substances (84-14) Chuck Grassley's Vote: Yes | support | Yes | | 87.7% | +12.3 |
| May 26, 2022 | Providing congressional disapproval of a policy concerning federal asylum procedures (46-48) Chuck Grassley's Vote: Yes | oppose | Yes | | 31.3% | +68.7 |
| May 3, 2022 | Providing for congressional disapproval of vaccine and mask requirements in Head Start programs (55-41) Chuck Grassley's Vote: Yes | oppose | Yes | | 4.1% | +95.9 |
| April 7, 2022 | Nomination of Ketanji Brown Jackson to be an associate justice of the Supreme Court of the United States (53-47) Chuck Grassley's Vote: No | support | No | | 40.4% | -40.4 |
| March 28, 2022 | Providing money for semiconductor manufacturing, supply chain improvements and scientific research (68-28) Chuck Grassley's Vote: Yes | support | Yes | | 67.9% | +32.1 |
| March 15, 2022 | Providing congressional disapproval of the CDC's requirement of masks on planes, trains and buses (57-40) Chuck Grassley's Vote: Yes | oppose | Yes | | 15.2% | +84.8 |
| March 15, 2022 | Nomination of Shalanda D. Young to be director of the Office of Management and Budget (61-36) Chuck Grassley's Vote: Yes | support | Yes | | 61.0% | +39.0 |
| March 10, 2022 | The 2022 fiscal year appropriations bill (68-31) Chuck Grassley's Vote: Yes | support | Yes | | 67.0% | +33.0 |
| March 8, 2022 | Improving the U.S. Postal Service's finances, services and transparency (79-19) Chuck Grassley's Vote: Yes | support | Yes | | 80.1% | +19.9 |
| March 3, 2022 | Providing for congressional disapproval of the national COVID-19 emergency declaration (48-47) Chuck Grassley's Vote: Yes | oppose | Yes | | 33.8% | +66.2 |
| March 2, 2022 | Providing for congressional disapproval of vaccine mandates for health care workers (49-44) Chuck Grassley's Vote: Yes | oppose | Yes | | 31.9% | +68.1 |
| Feb. 28, 2022 | Protecting the right to an abortion and health care providers’ ability to provide abortion services (46-48) Chuck Grassley's Vote: No | support | No | | 19.4% | -19.4 |
| Jan. 19, 2022 | Keeping Senate filibuster rules in place to block voting-rights legislation (52-48) Chuck Grassley's Vote: Yes | oppose | Yes | | 18.2% | +81.8 |
| Jan. 13, 2022 | Imposing additional sanctions over a Russian gas pipeline (55-44) Chuck Grassley's Vote: Yes | oppose | Yes | | 28.2% | +71.8 |
| Dec. 14, 2021 | Increasing the debt limit (50-49) Chuck Grassley's Vote: No | support | No | | 33.4% | -33.4 |
| Dec. 8, 2021 | Providing for congressional disapproval of COVID-19 vaccine and testing mandates for large businesses (52-48) Chuck Grassley's Vote: Yes | oppose | Yes | | 9.7% | +90.3 |
| Dec. 7, 2021 | Providing for congressional disapproval of the sale of certain weapons to Saudi Arabia (30-67) Chuck Grassley's Vote: No | oppose | No | | 80.7% | -80.7 |
| Dec. 2, 2021 | Extending government funding (69-28) Chuck Grassley's Vote: No | support | No | | 70.3% | -70.3 |
| Oct. 7, 2021 | Suspending the debt limit through Dec. 16, 2022 (50-48) Chuck Grassley's Vote: No | support | No | | 34.6% | -34.6 |
| Sept. 30, 2021 | Extending government funding and raising the debt ceiling (65-35) Chuck Grassley's Vote: No | support | No | | 63.1% | -63.1 |
| Aug. 11, 2021 | $3.5 trillion budget plan (50-49) Chuck Grassley's Vote: No | support | No | | 33.5% | -33.5 |
| Aug. 10, 2021 | Providing money for transportation, utility and environmental infrastructure (69-30) Chuck Grassley's Vote: Yes | support | Yes | | 68.5% | +31.5 |
| July 29, 2021 | Providing emergency funding for Capitol security in response to the Jan. 6 attack and for the expansion of the Afghan visa program (98-0) Chuck Grassley's Vote: Yes | support | Yes | | 100.0% | 0.0 |
| June 22, 2021 | Expanding voting rights and strengthening campaign finance regulations and ethics rules (50-50) Chuck Grassley's Vote: No | support | No | | 33.4% | -33.4 |
| June 8, 2021 | Strengthening rules against wage discrimination (49-50) Chuck Grassley's Vote: No | support | No | | 33.4% | -33.4 |
| June 8, 2021 | Investing in science and technology manufacturing and research (68-32) Chuck Grassley's Vote: Yes | support | Yes | | 65.3% | +34.7 |
| May 28, 2021 | Establishing a commission to investigate the Jan. 6 attack on the U.S. Capitol (54-35) Chuck Grassley's Vote: No | support | No | | 51.7% | -51.7 |
| May 19, 2021 | Repealing a rule that changed the workplace discrimination settlement process (50-48) Chuck Grassley's Vote: No | support | No | | 35.0% | -35.0 |
| May 11, 2021 | Repealing a rule that allowed borrowers to get loans at interest rates above the limit set by their state (52-47) Chuck Grassley's Vote: No | support | No | | 42.5% | -42.5 |
| April 29, 2021 | Providing money for safe drinking water and other water infrastructure (89-2) Chuck Grassley's Vote: Yes | support | Yes | | 97.7% | +2.3 |
| April 28, 2021 | Repealing an Environmental Protection Agency rule that removed limits on methane leaks (52-42) Chuck Grassley's Vote: No | support | No | | 41.6% | -41.6 |
| April 22, 2021 | Taking steps to combat hate crimes against Asian Americans during the COVID-19 pandemic (94-1) Chuck Grassley's Vote: Yes | support | Yes | | 99.0% | +1.0 |
| March 22, 2021 | Nomination of Martin Joseph Walsh to be secretary of labor (68-29) Chuck Grassley's Vote: Yes | support | Yes | | 70.5% | +29.5 |
| March 18, 2021 | Nomination of Xavier Becerra to be secretary of health and human services (50-49) Chuck Grassley's Vote: No | support | No | | 35.1% | -35.1 |
| March 17, 2021 | Nomination of Katherine C. Tai to be United States trade representative (98-0) Chuck Grassley's Vote: Yes | support | Yes | | 100.0% | 0.0 |
| March 16, 2021 | Nomination of Isabella Casillas Guzman to be administrator of the Small Business Administration (81-17) Chuck Grassley's Vote: Yes | support | Yes | | 83.6% | +16.4 |
| March 15, 2021 | Nomination of Debra Anne Haaland to be secretary of the interior (51-40) Chuck Grassley's Vote: No | support | No | | 45.5% | -45.5 |
| March 10, 2021 | Nomination of Michael Stanley Regan to be administrator of the Environmental Protection Agency (66-34) Chuck Grassley's Vote: Yes | support | Yes | | 65.3% | +34.7 |
| March 10, 2021 | Nomination of Merrick Brian Garland to be attorney general (70-30) Chuck Grassley's Vote: Yes | support | Yes | | 70.6% | +29.4 |
| March 10, 2021 | Nomination of Marcia Louise Fudge to be secretary of housing and urban development (66-34) Chuck Grassley's Vote: Yes | support | Yes | | 64.0% | +36.0 |
| March 6, 2021 | Providing $1.9 trillion for COVID-19 relief (50-49) Chuck Grassley's Vote: No | support | No | | 34.0% | -34.0 |
| March 2, 2021 | Nomination of Cecilia Elena Rouse to be chairman of the Council of Economic Advisers (95-4) Chuck Grassley's Vote: Yes | support | Yes | | 96.6% | +3.4 |
| March 2, 2021 | Nomination of Gina Marie Raimondo to be secretary of commerce (84-15) Chuck Grassley's Vote: Yes | support | Yes | | 87.2% | +12.8 |
| March 1, 2021 | Nomination of Miguel A. Cardona to be secretary of education (64-33) Chuck Grassley's Vote: Yes | support | Yes | | 65.0% | +35.0 |
| Feb. 25, 2021 | Nomination of Jennifer Mulhern Granholm to be secretary of energy (64-35) Chuck Grassley's Vote: No | support | No | | 62.3% | -62.3 |
| Feb. 23, 2021 | Nomination of Linda Thomas-Greenfield to be U.S. ambassador to the United Nations (78-21) Chuck Grassley's Vote: No | support | No | | 79.2% | -79.2 |
| Feb. 23, 2021 | Nomination of Thomas J. Vilsack to be secretary of agriculture (92-7) Chuck Grassley's Vote: Yes | support | Yes | | 92.8% | +7.2 |
| Feb. 8, 2021 | Nomination of Denis Richard McDonough to be secretary of veterans affairs (87-7) Chuck Grassley's Vote: Yes | support | Yes | | 92.2% | +7.8 |
| Feb. 2, 2021 | Nomination of Alejandro Nicholas Mayorkas to be secretary of homeland security (56-43) Chuck Grassley's Vote: No | support | No | | 49.5% | -49.5 |
| Feb. 2, 2021 | Nomination of Peter Paul Montgomery Buttigieg to be secretary of transportation (86-13) Chuck Grassley's Vote: Yes | support | Yes | | 87.4% | +12.6 |
| Jan. 26, 2021 | Nomination of Antony John Blinken to be secretary of state (78-22) Chuck Grassley's Vote: Yes | support | Yes | | 81.4% | +18.6 |
| Jan. 25, 2021 | Nomination of Janet Louise Yellen to be secretary of the treasury (84-15) Chuck Grassley's Vote: Yes | support | Yes | | 88.4% | +11.6 |
| Jan. 22, 2021 | Nomination of Lloyd James Austin to be secretary of defense (93-2) Chuck Grassley's Vote: Yes | support | Yes | | 98.1% | +1.9 |
| Jan. 21, 2021 | Waiver allowing Lloyd Austin to become secretary of defense (69-27) Chuck Grassley's Vote: Yes | support | Yes | | 72.7% | +27.3 |
| Jan. 20, 2021 | Nomination of Avril Danica Haines to be director of national intelligence (84-10) Chuck Grassley's Vote: Yes | support | Yes | | 90.1% | +9.9 |
| Average | 47.8% | 58.5% | -10.8 | |||
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