New York City Council (2002–2013)

Brewer began serving on the New York City Council in 2002. She represented the 6th district.^[7] In each re-election vote in 2003, 2005, and 2009, she received over 80% of the votes cast.^{[4][better source needed]}

Brewer has helped to pass legislation protecting domestic workers, establishing the New York City Broadband Advisory Committee, establishing an electronic death registration system and requiring New York City publications to be made available via the Internet, as well as two bills aimed at eliminating graffiti and unwanted stickers.^{[4][better source needed]}

Brewer chaired the Select Committee on Technology in Government (now the Committee on Technology) from 2002 to 2009^[4] In June 2004, in conjunction with a graduate student Digital Opportunities Team at CUNY Hunter College departments of Urban Affairs and Planning supervised by Professor Lisa Tolliver,^[8] the committee published a study and recommendations titled Expanding Digital Opportunity in New York City Public Schools: Profiles of Innovators and Leaders Who Make a Difference.^[9] The report was one of numerous initiatives and events implemented by the Select Committee, which included roundtables, conferences, hearings, and collaborative partnerships.^[10][9]

Manhattan Borough President (2014–2021)

Ineligible to run for re-election to the City Council in 2013 because of term limits, in February 2013, Brewer announced she would run for Manhattan Borough president.^[11] On September 10, 2013, Brewer won the Democratic primary, taking nearly 40% of the vote in a four-way race.^[12] Brewer won the general election on Tuesday, November 5, 2013,^[13] and assumed office in January 2014.^[14][15]

Brewer was re-elected Manhattan Borough President in 2017.^[16] Due to term limits for borough presidents, she was ineligible to seek re-election in 2021.^[17]

In the 2020 United States presidential election, Brewer served as an alternate elector, replacing Christine Quinn.^[18][19]

New York City Council (2022–present)

In December 2020, Brewer announced her candidacy for her former City Council seat in the 2021 New York City Council election.^[20] She lost the Jim Owles Club endorsement to another Democrat Sara Lind and requested a second endorsement vote from the organization prior to the June Democratic Primary in 2021.^[21] On November 2, 2021, Brewer defeated Republican Nancy Sliwa (wife of Curtis Sliwa) with over 82% of the vote.^[22] Brewer's main progressive Democratic primary challenger in 2021, Sara Lind, was not reappointed to Manhattan Community Board 7 when her position came up for renewal in 2023.

Brewer chairs the City Council's Committee on Oversight and Investigations.^[23] She is a member of the Committees on Consumer and Worker Protection, Finance, Governmental Operations, Higher Education, and Rules, Privileges, and Elections.^[24] In addition, she is a member of the Manhattan Delegation, the Women's Caucus, and sits on the Budget Negotiating Team.^[25][5]

Brewer is running for the City Council's new 6th district in 2023.^[26]

2013

2017

2021