The moral and legal basis for child support -- The child maintenance obligation and the poor law -- The child maintenance obligation in private law -- The child maintenance obligation in the post-war period -- The Child Support Act 1991 and the agency's troubled early years -- Child support : the international perspective -- Private ordering, child maintenance and the courts -- The personal and territorial scope of the Child Support Act 1991 -- Applying for child support -- The child support formula -- Income and the formula -- Variations on the formula -- Complaints, reviews and appeals -- Collection, arrears and enforcement -- Conclusion : Child support compliance and reform