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Republican representative for South Carolina’s 3rd district
Biden’s share of the vote in the 2020 election minus Trump’s
How often Duncan votes in line with Biden’s position
Difference between Duncan’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 Duncan votes in line with Biden’s position | Difference between Duncan’s actual and predicted Biden support scores |
-37.6% | 1.9% | -5.3 |
| Date | Measure | Biden position | Duncan vote | Agree with Biden? | Predicted chance of voting with Biden | Plus-minus |
|---|---|---|---|---|---|---|
| March 3 | Expanding health care eligibility for veterans exposed to toxins (256-174) Jeff Duncan's Vote: No | support | No |  | 2.7% | -2.7 |
| Feb. 9 | Imposing visa restrictions on foreign people found responsible for human rights violations related to someone's sexual orientation, gender identity, gender expression or sex characteristics (227-206) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Feb. 8 | Improving the U.S. Postal Service's finances, services and transparency (342-92) Jeff Duncan's Vote: No | support | No | | 39.8% | -39.8 |
| Feb. 7 | Ending forced arbitration for sexual assault and sexual harrassment cases (335-97) Jeff Duncan's Vote: No | support | No | | 36.3% | -36.3 |
| Feb. 4 | Providing money for semiconductor manufacturing, supply chain improvements and scientific research (222-210) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Jan. 13 | Strengthening the Voting Rights Act, campaign finance regulations and election administration rules (220-203) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Jan. 12 | Expanding GI Bill eligibility for National Guard and Reserve members (287-135) Jeff Duncan's Vote: No | support | No | | 17.5% | -17.5 |
| Dec. 15, 2021 | Increasing the debt limit (221-209) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Dec. 14, 2021 | Creating a State Department position to monitor and combat Islamophobia around the world (219-212) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Dec. 9, 2021 | Limiting the power of the executive branch and increasing disclosure requirements for presidential and vice presidential candidates (220-208) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Dec. 2, 2021 | Extending government funding (221-212) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Nov. 19, 2021 | Providing money to expand social safety programs, fight climate change and lower health care costs (220-213) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Nov. 5, 2021 | Providing money for transportation, utility and environmental infrastructure (228-206) Jeff Duncan's Vote: No | support | No | | 2.2% | -2.2 |
| Nov. 4, 2021 | Protecting older job applicants from discrimination in the hiring process (224-200) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Oct. 26, 2021 | Reauthorizing and expanding funding for preventing domestic violence (228-200) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Oct. 22, 2021 | Expanding workplace requirements for breastfeeding accommodations (276-149) Jeff Duncan's Vote: No | support | No | | 4.3% | -4.3 |
| Sept. 29, 2021 | Suspending the debt limit through December 16, 2022 (219-212) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Sept. 24, 2021 | Protecting the right to an abortion and health care providers’ ability to provide abortion services (218-211) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Sept. 21, 2021 | Extending government funding and raising the debt ceiling (220-211) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Aug. 24, 2021 | Strengthening the Voting Rights Act (219-212) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Aug. 24, 2021 | $3.5 trillion budget plan (220-212) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| 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 (416-11) Jeff Duncan's Vote: Yes | support | Yes |  | 99.1% | +0.9 |
| July 28, 2021 | Making appropriations for the State Department, foreign operations and related programs (217-212) Jeff Duncan's Vote: No | support | No | | 0.1% | -0.1 |
| July 22, 2021 | Increasing the number of and expediting the process for visas available to Afghans who worked on behalf of the U.S. government in Afghanistan (407-16) Jeff Duncan's Vote: No | support | No | | 89.9% | -89.9 |
| July 21, 2021 | Requiring the Environmental Protection Agency to implement regulations around certain chemicals (241-183) Jeff Duncan's Vote: No | support | No | | 0.2% | -0.2 |
| July 20, 2021 | Allowing the Federal Trade Commission to recover money for victims of illegal business practices (221-205) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| July 1, 2021 | Providing money for transportation and water infrastructure (221-201) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| June 25, 2021 | Repealing an Environmental Protection Agency rule that removed limits on methane leaks (229-191) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| June 24, 2021 | Providing contraceptives to veterans without co-pays (245-181) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| June 24, 2021 | Repealing a rule that changed the workplace discrimination settlement process (219-210) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| June 24, 2021 | Repealing a rule that allowed borrowers to get loans at interest rates above the limit set by their state (218-208) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| June 23, 2021 | Protecting older employees from workplace discrimination (247-178) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| June 17, 2021 | Repealing the 2002 authorization of military force against Iraq (268-161) Jeff Duncan's Vote: No | support | No | | 10.0% | -10.0 |
| May 20, 2021 | Providing money for Capitol security in response to the Jan. 6 attack (213-212) Jeff Duncan's Vote: No | support | No | | 0.3% | -0.3 |
| May 19, 2021 | Establishing a commission to investigate the Jan. 6 attack on the U.S. Capitol (252-175) Jeff Duncan's Vote: No | support | No | | 1.2% | -1.2 |
| May 18, 2021 | Taking steps to combat hate crimes against Asian Americans during the COVID-19 pandemic (364-62) Jeff Duncan's Vote: No | support | No | | 54.9% | -54.9 |
| May 14, 2021 | Protecting pregnant employees from workplace discrimination (315-101) Jeff Duncan's Vote: No | support | No | | 25.4% | -25.4 |
| May 13, 2021 | Providing consumers with debt-related protections (215-207) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| April 22, 2021 | Admitting Washington, D.C., as a state (216-208) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| April 21, 2021 | Requiring that people detained while trying to enter the country have access to legal counsel (217-207) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| April 21, 2021 | Limiting the president's authority over immigration restrictions (218-208) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| April 16, 2021 | Requiring health care and social service employers to have plans for preventing workplace violence (254-166) Jeff Duncan's Vote: No | support | No | | 2.2% | -2.2 |
| April 15, 2021 | Strengthening rules against wage discrimination (217-210) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 18, 2021 | Allowing farmworkers to get legal immigration status (247-174) Jeff Duncan's Vote: No | support | No | | 0.5% | -0.5 |
| March 18, 2021 | Creating a path to citizenship for undocumented immigrants who came to the U.S. as children (228-197) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 17, 2021 | Reauthorizing the Violence Against Women Act (244-172) Jeff Duncan's Vote: No | support | No | | 0.5% | -0.5 |
| March 11, 2021 | Increasing the waiting period for federal gun background checks (219-210) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 11, 2021 | Requiring background checks for all gun sales (227-203) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 10, 2021 | Providing $1.9 trillion for COVID-19 relief (220-211) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 9, 2021 | Expanding unionization and collective bargaining rights (225-206) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 3, 2021 | Expanding voting rights, changing campaign finance regulations and strengthening ethics rules (220-210) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| March 3, 2021 | Combating brutality and racial discrimination by police (220-212) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Feb. 26, 2021 | Protecting wilderness areas in Colorado, California, Washington and Arizona from development (227-200) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Feb. 25, 2021 | Prohibiting discrimination because of sex, gender identity and sexual orientation (224-206) Jeff Duncan's Vote: No | support | No | | 0.0% | 0.0 |
| Jan. 21, 2021 | Waiver allowing Lloyd Austin to become secretary of defense (326-78) Jeff Duncan's Vote: Not Voting | support | Didn't Vote | 61.9% | ||
| Average | 1.9% | 7.2% | -5.3 | |||
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