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Republican representative for Colorado’s 4th district
Biden’s share of the vote in the 2020 election minus Trump’s
How often Buck votes in line with Biden’s position
Difference between Buck’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 Buck votes in line with Biden’s position | Difference between Buck’s actual and predicted Biden support scores |
-15.8% | 9.8% | -8.5 |
| Date | Measure | Biden position | Buck vote | Agree with Biden? | Predicted chance of voting with Biden | Plus-minus |
|---|---|---|---|---|---|---|
| Dec. 23, 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 (225-201) Ken Buck's Vote: Not Voting | support | Didn't Vote | 9.8% | ||
| Dec. 15, 2022 | Providing collective bargaining rights for Veterans Health Administration health care workers (219-201) Ken Buck's Vote: No | support | No |  | 0.2% | -0.2 |
| Dec. 15, 2022 | Allowing Puerto Rico to hold a referendum on whether to become a U.S. state, an independent country or a sovereign government (233-191) Ken Buck's Vote: No | support | No | | 9.8% | -9.8 |
| Dec. 14, 2022 | Providing money for law enforcement training in de-escalation tactics and in responding to mental and behavior health crises (264-162) Ken Buck's Vote: No | support | No | | 38.0% | -38.0 |
| Dec. 14, 2022 | Updating regulations to address conflicts of interest in federal acquisitions (219-205) Ken Buck's Vote: No | support | No | | 0.2% | -0.2 |
| Dec. 8, 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 (258-169) Ken Buck's Vote: No | support | No | | 25.5% | -25.5 |
| Dec. 6, 2022 | Making it easier for noncitizen veterans to get lawful permanent resident status (220-208) Ken Buck's Vote: No | support | No | | 0.8% | -0.8 |
| Dec. 1, 2022 | Requiring the Bureau of Prisons to provide incarcerated women with certain pregnancy-related care and limiting the use of solitary confinement for pregnant women (324-90) Ken Buck's Vote: No | support | No | | 68.8% | -68.8 |
| Dec. 1, 2022 | Establishing grants for reentry programs for previously incarcerated people (259-167) Ken Buck's Vote: No | support | No | | 31.0% | -31.0 |
| Nov. 30, 2022 | Requiring certain railroad and labor organizations to accept a labor agreement (290-137) Ken Buck's Vote: No | support | No | | 51.9% | -51.9 |
| Nov. 16, 2022 | Prohibiting the enforcement of nondisclosure agreements and nondisparagement clauses agreed to before a sexual assault or harassment dispute arises (315-109) Ken Buck's Vote: Yes | support | Yes |  | 62.7% | +37.3 |
| Sept. 30, 2022 | Extending government funding and providing money for economic and security assistance to Ukraine (230-201) Ken Buck's Vote: No | support | No | | 13.4% | -13.4 |
| Sept. 29, 2022 | Modifying merger filing fees and requiring disclosure of foreign merger subsidies (242-184) Ken Buck's Vote: Yes | support | Yes | | 34.0% | +66.0 |
| Sept. 29, 2022 | Expanding access to mental and substance use health services (220-205) Ken Buck's Vote: No | support | No | | 0.3% | -0.3 |
| Sept. 22, 2022 | Providing money for law enforcement agencies to investigate unsolved homicides and nonfatal shootings (250-178) Ken Buck's Vote: No | support | No | | 22.3% | -22.3 |
| Sept. 22, 2022 | Providing money for anti-violence programs (220-207) Ken Buck's Vote: No | support | No | | 0.3% | -0.3 |
| Sept. 22, 2022 | Providing money for local governments to train mental health professionals and send them instead of law enforcement officers to respond to emergencies involving people with behavioral health needs (223-206) Ken Buck's Vote: No | support | No | | 0.4% | -0.4 |
| Sept. 22, 2022 | Authorizing grants for law enforcement agencies with fewer than 125 officers (360-64) Ken Buck's Vote: No | support | No | | 80.2% | -80.2 |
| Sept. 21, 2022 | Revising the process of casting and counting electoral votes for presidential elections (229-203) Ken Buck's Vote: No | support | No | | 7.3% | -7.3 |
| Sept. 21, 2022 | Allowing federal student loan borrowers to separate consolidated loans (232-193) Ken Buck's Vote: No | support | No | | 7.4% | -7.4 |
| Sept. 15, 2022 | Establishing and expanding whistleblower protections for federal employees (221-203) Ken Buck's Vote: No | support | No | | 0.4% | -0.4 |
| Sept. 15, 2022 | Establishing greater congressional oversight of the U.S. Census Bureau and prohibiting the removal of the bureau director without cause (220-208) Ken Buck's Vote: No | support | No | | 0.3% | -0.3 |
| Sept. 15, 2022 | Prohibiting certain federal positions from losing civil-service status (225-204) Ken Buck's Vote: No | support | No | | 4.0% | -4.0 |
| Aug. 12, 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 (220-207) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| July 29, 2022 | Revising restrictions on the possession and exhibition of big cats (278-134) Ken Buck's Vote: Yes | support | Yes | | 45.7% | +54.3 |
| July 29, 2022 | Establishing wildfire preparedness and drought resiliency programs (218-199) Ken Buck's Vote: No | support | No | | 0.2% | -0.2 |
| July 29, 2022 | Prohibiting the sale, manufacture, transfer and possession of certain semiautomatic assault weapons and large-capacity magazines (217-213) Ken Buck's Vote: No | support | No | | 0.3% | -0.3 |
| July 28, 2022 | Supporting the domestic production of semiconductors (243-187) Ken Buck's Vote: No | support | No | | 20.7% | -20.7 |
| July 27, 2022 | Extending certain Medicare telehealth flexibilities after the end of the COVID-19 public health emergency (416-12) Ken Buck's Vote: Yes | support | Yes | | 96.4% | +3.6 |
| July 27, 2022 | Establishing programs to support heart-disease research and awareness among the South Asian American population (237-192) Ken Buck's Vote: No | support | No | | 15.1% | -15.1 |
| July 27, 2022 | Restoring full pension benefits terminated by Delphi Corporation's bankruptcy in 2009 (254-175) Ken Buck's Vote: No | support | No | | 32.2% | -32.2 |
| July 21, 2022 | Protecting the right to access and use contraceptives (228-195) Ken Buck's Vote: No | support | No | | 5.5% | -5.5 |
| July 20, 2022 | Authorizing appropriations to several federal departments and agencies for fiscal year 2023 (220-207) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| July 19, 2022 | Repealing the Defense of Marriage Act and requiring states to recognize same-sex and interracial marriages performed out-of-state (267-157) Ken Buck's Vote: No | support | No | | 30.0% | -30.0 |
| July 15, 2022 | Prohibiting restrictions on access to out-of-state abortion services (223-205) Ken Buck's Vote: No | support | No | | 0.6% | -0.6 |
| July 15, 2022 | Prohibiting restrictions on access to abortion services (219-210) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| July 14, 2022 | Authorizing Department of Defense appropriations for fiscal year 2023 (329-101) Ken Buck's Vote: No | support | No | | 75.8% | -75.8 |
| July 13, 2022 | Establishing the Active Shooter Alert Communications Network (260-169) Ken Buck's Vote: No | support | No | | 32.5% | -32.5 |
| June 24, 2022 | Expanding firearm regulations (234-193) Ken Buck's Vote: No | support | No | | 8.6% | -8.6 |
| June 23, 2022 | Improving the collection of data related to sexual orientation and gender identity (220-201) Ken Buck's Vote: No | support | No | | 0.5% | -0.5 |
| June 22, 2022 | Establishing and funding agency for innovations in health care (336-85) Ken Buck's Vote: No | support | No | | 71.8% | -71.8 |
| June 22, 2022 | Reauthorizing mental health and substance use disorder programs (402-20) Ken Buck's Vote: No | support | No | | 93.9% | -93.9 |
| June 16, 2022 | Developing strategies to lower food and fuel costs (221-204) Ken Buck's Vote: No | support | No | | 7.9% | -7.9 |
| June 15, 2022 | Expanding access to credit, mortgage and banking services (215-207) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| June 14, 2022 | Providing funding for the conservation of fish and wildlife (231-190) Ken Buck's Vote: No | support | No | | 11.6% | -11.6 |
| June 9, 2022 | Allowing federal courts to temporarily prohibit individuals from purchasing and possessing firearms (224-202) Ken Buck's Vote: No | support | No | | 1.5% | -1.5 |
| June 8, 2022 | Changing federal firearms laws, including prohibiting sales of certain weapons to people under 21 years old (223-204) Ken Buck's Vote: No | support | No | | 1.7% | -1.7 |
| May 18, 2022 | Expanding the availability of information on domestic terrorism (222-203) Ken Buck's Vote: No | support | No | | 0.6% | -0.6 |
| May 17, 2022 | Expanding employment and training programs (220-196) Ken Buck's Vote: No | support | No | | 0.6% | -0.6 |
| May 13, 2022 | Reauthorizing block grants for antipoverty activities (246-169) Ken Buck's Vote: No | support | No | | 29.0% | -29.0 |
| May 12, 2022 | Making Transportation Security Administration employees part of the standard federal personnel management system (220-201) Ken Buck's Vote: No | support | No | | 0.2% | -0.2 |
| May 11, 2022 | Making it easier for federally employed firefighters to get workers' compensation (288-131) Ken Buck's Vote: No | support | No | | 49.4% | -49.4 |
| March 31, 2022 | Capping out-of-pocket insulin costs (232-193) Ken Buck's Vote: No | support | No | | 5.4% | -5.4 |
| March 18, 2022 | Prohibiting discrimination based on a person's hair texture or style (235-189) Ken Buck's Vote: No | support | No | | 9.4% | -9.4 |
| March 17, 2022 | Prohibiting certain forced arbitration clauses (222-209) Ken Buck's Vote: No | support | No | | 2.0% | -2.0 |
| March 9, 2022 | The 2022 fiscal year appropriations bill (260-171) Ken Buck's Vote: No | support | No | | 29.0% | -29.0 |
| March 3, 2022 | Expanding health care eligibility for veterans exposed to toxic substances (256-174) Ken Buck's Vote: No | support | No | | 28.5% | -28.5 |
| Feb. 9, 2022 | 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) Ken Buck's Vote: No | support | No | | 0.8% | -0.8 |
| Feb. 8, 2022 | Improving the U.S. Postal Service's finances, services and transparency (342-92) Ken Buck's Vote: No | support | No | | 70.1% | -70.1 |
| Feb. 7, 2022 | Ending forced arbitration for sexual assault and sexual harrassment cases (335-97) Ken Buck's Vote: Yes | support | Yes | | 67.5% | +32.5 |
| Feb. 4, 2022 | Providing money for semiconductor manufacturing, supply chain improvements and scientific research (222-210) Ken Buck's Vote: No | support | No | | 0.6% | -0.6 |
| Jan. 13, 2022 | Strengthening the Voting Rights Act, campaign finance regulations and election administration rules (220-203) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| Jan. 12, 2022 | Expanding GI Bill eligibility for National Guard and Reserve members (287-135) Ken Buck's Vote: Not Voting | support | Didn't Vote | 49.6% | ||
| Dec. 15, 2021 | Increasing the debt limit (221-209) Ken Buck's Vote: No | support | No | | 0.5% | -0.5 |
| Dec. 14, 2021 | Creating a State Department position to monitor and combat Islamophobia around the world (219-212) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| Dec. 9, 2021 | Limiting the power of the executive branch and increasing disclosure requirements for presidential and vice presidential candidates (220-208) Ken Buck's Vote: No | support | No | | 0.5% | -0.5 |
| Dec. 2, 2021 | Extending government funding (221-212) Ken Buck's Vote: No | support | No | | 0.5% | -0.5 |
| Nov. 19, 2021 | Providing money to expand social safety programs, fight climate change and lower health care costs (220-213) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| Nov. 5, 2021 | Providing money for transportation, utility and environmental infrastructure (228-206) Ken Buck's Vote: No | support | No | | 18.1% | -18.1 |
| Nov. 4, 2021 | Protecting older job applicants from discrimination in the hiring process (224-200) Ken Buck's Vote: No | support | No | | 1.9% | -1.9 |
| Oct. 26, 2021 | Reauthorizing and expanding funding for preventing domestic violence (228-200) Ken Buck's Vote: No | support | No | | 4.3% | -4.3 |
| Oct. 22, 2021 | Expanding workplace requirements for breastfeeding accommodations (276-149) Ken Buck's Vote: No | support | No | | 39.1% | -39.1 |
| Sept. 30, 2021 | Extending government funding and raising the debt ceiling (254-175) Ken Buck's Vote: No | support | No | | 28.1% | -28.1 |
| Sept. 29, 2021 | Suspending the debt limit through Dec. 16, 2022 (219-212) Ken Buck's Vote: No | support | No | | 0.4% | -0.4 |
| Sept. 24, 2021 | Protecting the right to an abortion and health care providers’ ability to provide abortion services (218-211) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| Sept. 21, 2021 | Extending government funding and raising the debt ceiling (220-211) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| Aug. 24, 2021 | Strengthening the Voting Rights Act (219-212) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| Aug. 24, 2021 | $3.5 trillion budget plan (220-212) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| 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) Ken Buck's Vote: Yes | support | Yes | | 98.6% | +1.4 |
| July 28, 2021 | Making appropriations for the State Department, foreign operations and related programs (217-212) Ken Buck's Vote: No | support | No | | 7.9% | -7.9 |
| 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) Ken Buck's Vote: Yes | support | Yes | | 95.1% | +4.9 |
| July 21, 2021 | Requiring the Environmental Protection Agency to implement regulations around certain chemicals (241-183) Ken Buck's Vote: No | support | No | | 14.8% | -14.8 |
| July 20, 2021 | Allowing the Federal Trade Commission to recover money for victims of illegal business practices (221-205) Ken Buck's Vote: No | support | No | | 2.1% | -2.1 |
| July 1, 2021 | Providing money for transportation and water infrastructure (221-201) Ken Buck's Vote: No | support | No | | 0.3% | -0.3 |
| June 25, 2021 | Repealing an Environmental Protection Agency rule that removed limits on methane leaks (229-191) Ken Buck's Vote: No | support | No | | 3.9% | -3.9 |
| June 24, 2021 | Providing contraceptives to veterans without co-pays (245-181) Ken Buck's Vote: No | support | No | | 12.9% | -12.9 |
| June 24, 2021 | Repealing a rule that changed the workplace discrimination settlement process (219-210) Ken Buck's Vote: No | support | No | | 0.2% | -0.2 |
| June 24, 2021 | Repealing a rule that allowed borrowers to get loans at interest rates above the limit set by their state (218-208) Ken Buck's Vote: No | support | No | | 0.5% | -0.5 |
| June 23, 2021 | Protecting older employees from workplace discrimination (247-178) Ken Buck's Vote: No | support | No | | 12.5% | -12.5 |
| June 17, 2021 | Repealing the 2002 authorization of military force against Iraq (268-161) Ken Buck's Vote: Yes | support | Yes | | 39.3% | +60.7 |
| May 20, 2021 | Providing money for Capitol security in response to the Jan. 6 attack (213-212) Ken Buck's Vote: No | support | No | | 9.8% | -9.8 |
| May 19, 2021 | Establishing a commission to investigate the Jan. 6 attack on the U.S. Capitol (252-175) Ken Buck's Vote: No | support | No | | 24.8% | -24.8 |
| May 18, 2021 | Taking steps to combat hate crimes against Asian Americans during the COVID-19 pandemic (364-62) Ken Buck's Vote: Yes | support | Yes | | 81.3% | +18.7 |
| May 14, 2021 | Protecting pregnant employees from workplace discrimination (315-101) Ken Buck's Vote: No | support | No | | 63.8% | -63.8 |
| May 13, 2021 | Providing consumers with debt-related protections (215-207) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| April 22, 2021 | Admitting Washington, D.C., as a state (216-208) Ken Buck's Vote: No | support | No | | 0.2% | -0.2 |
| April 21, 2021 | Requiring that people detained while trying to enter the country have access to legal counsel (217-207) Ken Buck's Vote: No | support | No | | 0.2% | -0.2 |
| April 21, 2021 | Limiting the president's authority over immigration restrictions (218-208) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| April 16, 2021 | Requiring health care and social service employers to have plans for preventing workplace violence (254-166) Ken Buck's Vote: No | support | No | | 29.1% | -29.1 |
| April 15, 2021 | Strengthening rules against wage discrimination (217-210) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| March 18, 2021 | Allowing farmworkers to get legal immigration status (247-174) Ken Buck's Vote: No | support | No | | 19.6% | -19.6 |
| March 18, 2021 | Creating a path to citizenship for undocumented immigrants who came to the U.S. as children (228-197) Ken Buck's Vote: No | support | No | | 2.4% | -2.4 |
| March 17, 2021 | Reauthorizing the Violence Against Women Act (244-172) Ken Buck's Vote: No | support | No | | 20.5% | -20.5 |
| March 11, 2021 | Increasing the waiting period for federal gun background checks (219-210) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| March 11, 2021 | Requiring background checks for all gun sales (227-203) Ken Buck's Vote: No | support | No | | 1.3% | -1.3 |
| March 10, 2021 | Providing $1.9 trillion for COVID-19 relief (220-211) Ken Buck's Vote: No | support | No | | 0.1% | -0.1 |
| March 9, 2021 | Expanding unionization and collective bargaining rights (225-206) Ken Buck's Vote: No | support | No | | 0.5% | -0.5 |
| March 3, 2021 | Expanding voting rights, changing campaign finance regulations and strengthening ethics rules (220-210) Ken Buck's Vote: No | support | No | | 0.8% | -0.8 |
| March 3, 2021 | Combating brutality and racial discrimination by police (220-212) Ken Buck's Vote: No | support | No | | 0.6% | -0.6 |
| Feb. 26, 2021 | Protecting wilderness areas in Colorado, California, Washington and Arizona from development (227-200) Ken Buck's Vote: No | support | No | | 1.8% | -1.8 |
| Feb. 25, 2021 | Prohibiting discrimination because of sex, gender identity and sexual orientation (224-206) Ken Buck's Vote: No | support | No | | 0.3% | -0.3 |
| Jan. 21, 2021 | Waiver allowing Lloyd Austin to become secretary of defense (326-78) Ken Buck's Vote: Yes | support | Yes | | 73.4% | +26.6 |
| Average | 9.8% | 18.3% | -8.5 | |||
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