The district says it expects the majority of teachers to be rehired for open positions at other schools.
The proposal by the Butler High School's local governing board prohibited cornrows, twists, and dreadlocks, and "distracting or attention-getting" hairstyles.
The married couple lived in various locations in Maryland and Virginia while their children attended the District of Columbia public schools between 2003 and 2013.
Clark County, which has struggled for years to fill teaching slots, reported this month that it has 370 open teaching positions, down from 700 in June.
The current San Francisco school chief would step in as the permanent replacement for former Houston superintendent Terry Grier, who stepped down in February after six years at the helm.
San Francisco district chief Richard Carranza is the leading contender for the top job in Houston, the nation's seventh-largest school system, according to reports.
Covering the cost of legal bills is just the latest helping hand the state has provided to the cash-strapped school system.
The United Federation of Teachers, an ally of Democratic Mayor Bill de Blasio, wrote in a letter to Schools Chancellor Carmen Fariña that ending suspensions could result in an increase in classroom disruptions.
Cheryl Brown Henderson, a former educator and president of the Brown Foundation for Educational Equity, Excellence and Research, discusses the significance of having Superintendent Tiffany Anderson, an African-American woman, at the helm of Topeka's public schools.
Carole Smith's resignation on Monday followed an independent investigation into how the district has been handling lead testing, according to the Associated Press.