The Civil Registration System handles essential statutory documents relating to citizenship, age, name, parental details, place of birth, financial rights etc. Kerala State has achieved a unique status in birth registration with 92% of the births and 90% of the deaths being registered. Kerala has the largest emigrant population of 1.4 million with current annual migration of nearly one hundred thousand. Birth and Marriage certificates are invariably required by them. Every year 0.5 million children get enrolled in schools.