Author information: (1)Dr. von Hauner Childrens' Hospital, Ludwig Maximilians University, Munich, Germany. Pulmonary surfactant is a complex and highly surface active material composed of lipids and proteins which is found in the fluid lining the alveolar surface of the lungs.
You must meet several criteria to qualify for the child and dependent care credit. To qualify, you must meet all of the following: 1  You (and your spouse, if you are married filing jointly) must have earned income for the tax year.  You must be the custodial parent or main caretaker of the child or dependent.
You may be able to claim Child Tax Credit if youâre responsible for children either: aged 16 or under - you can claim up until 31 August after their 16th birthday; under 20 and in eligible education or training; You donât need to be working to claim Child Tax Credit. Only one household can get Child Tax Credit for a child. What youâll get. The amount you can get depends on how many children youâve got and whether youâre: