Hearing depends on a series of events that change sound waves in the air into electrical signals. Your auditory nerve then carries these signals to your brain through a complex series of steps. Sound waves enter the outer ear and travel through a narrow passageway called the ear canal, which leads to the eardrum.
However, if your child is 21 or older and you pay him $1,700 or more during the year, you can withhold Social Security and Medicare taxes from his pay. If you choose not to withhold the taxes, you must pay your adult childâs Medicare and Social Security taxes yourself.
How Much the Credit Can Pay You. The amount of the credit depends on two things: the number of qualifying children you have and your gross income. Those with one qualifying child can claim up to $3,000 per year toward determining the credit amount, while those with two or more qualifying children have a $6,000 annual limit. %VIRTUAL-article-sponsoredlinks%Calculating the credit requires taking your actual expenses or the maximum limit, whichever is less.