2ND CENTURY B.C.E.
First public latrines built, in ancient Rome; the shared, open-air facilities offered little privacy
1739
The first sex-segregated public restroom on record was set up at a Parisian ball; chamber pots for each sex were provided in separate rooms
1829
Tremont House in Boston becomes the first American hotel with indoor plumbing, including water closets located on the ground floor; the Astor House hotel in New York City, built in 1836, featured toilets on each floor
1887
Massachusetts passes the first known U.S. law declaring that “wherever male and female persons are employed in the same factory or workshop, a sufficient number of separate and distinct waterclosets, earthclosets or privies shall be provided for the use of each sex and should be plainly designated”
1896
In Plessy v. Ferguson, the Supreme Court rules that “separate but equal” racial segregation is legal; it led to segregated facilities from public bathrooms to parks
1930
The majority of the U.S. urban population has access to running water, a prerequisite for indoor plumbing
1952
The Regional Council of Negro Leadership encourages a boycott of service stations with “whites only” facilities; the campaign, led in part by activist Medgar Evers, promoted the slogan “Don’t buy gas where you can’t use the restroom”
1964
The Civil Rights Act of 1964 bans segregation in public facilities based on race and national origin, requiring an end to whites-only bathrooms
1971
The Occupational Safety and Health Administration is established; it mandates that employees have adequate restrooms, and when facilities must be “separate for each sex”
1982
The ratification period for the Equal Rights Amendment expires; Phyllis Schlafly and the Stop ERA campaign had used the specter of unisex toilets to help stoke opposition
1987
The Restroom Equity Act in Califorina requires new sports and entertainment venues to have adequate restrooms for women, a move to fix perennially long lines
1990
The Americans with Disabilities Act requires steps to be taken to provide public-restroom options for people with disabilities
1993
For the first time, the U.S. Senate provides a women’s restroom located close to the Senate floor
1997
Ally McBeal’s fictional lawyers share a unisex bathroom, shocking some viewers (Calista Flockhart said at the time she wouldn’t be caught dead in a real one)
2013
Following a civil rights investigation, the Arcadia, Calif., school district agrees to grant a trans student equal access to facilities and programs
2014
Maine’s Supreme Court rules that the Orono school district cannot bar a transgender girl from using the girls’ room
FEBRUARY 2016
The city of Charlotte, N.C., passes an ordinance to allow transgender people to use the restroom that matches their gender identities
MARCH 2016
Under Governor Pat McCrory, North Carolina’s House Bill 2 nullifies the Charlotte ordinance and prevents other localities from passing measures giving transgender people restroom access aligning with their gender
APRIL 2016
The White House adds a gender-neutral bathroom
MAY 2016
Attorney General Loretta Lynch announces a federal civil rights lawsuit against North Carolina over House Bill 2
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