According to EQUASS: 

Social service providers lead and manage their staff to achieve the organisations objectives and to deliver person centred services. They are committed to employ qualified staff based on required knowledge, skills and competences. They promote diversity of staff in the workforce. Social service providers enhance a culture of staff engagement and staff wellbeing, development and continuous learning of all staff for the benefits of person served. They show compliance with health, safety and appropriate working conditions of its persons served and staff (including volunteers).