Joint custody – when parents separate or divorce and share custody of their child, either voluntarily or through a court order. Policy regarding this term is located at: Child Care Subsidy: 340:40-7-1. Categories of eligibility; 340:40-7-6. Household composition and income consideration; 340:40-7-7. Establishing the need factor for child care; 340:40-7-12. Excluded income sources