Promotion of early childhood development and mental health in quality rating and improvement systems for early care and education: A review of state quality indicators

•Quality Rating and Improvement Systems use indicators to define early care and education quality.•Indicators often offer evidence-informed guidance to support and monitor development and foster mental health.•Development and mental health promotion often applies to center-based and family child care.•Opportunities exist to offer more specific guidance in quality indicators.•Future research can assess equity of child development and mental health promotion indicators.