When your baby is a little older, you can start adding pumping to your daily routine. While it's not necessary, it's comforting to have a little bit of a stash of milk built up before you return to work. Warning - be sure to read this page on smart use of your freezer stash!
You must file a tax return if your net earnings from self-employment were $400 or more. So consider this: you may be 36 years old, single and make less than $10,000 per year in regular employment income, but if you have a side business that nets you more than $400, you will need to file a federal tax return.
If they are 65 or older, their gross income has to be $11,200 or more. For married couples filing together, they need to file their taxes if they are both under the age of 65 and their gross income is $19,500 or more. If just one of them is under 65 and they have a gross income of $20,650, they need to file as well.