I believe this is only fairly well settled for Medical Expenses in Rev Rul 78-39 not business expenses. Which is why folks can't find this in any of the publica...
You wrote: Unless you are filing as a farmer, who have special rules for estimated tax payments, you can ignore line 14 code C.First, 14C doesn't have to do wit...
I know this is an old post but answering anyhow...In order to claim your spouse on the 1040 he/she must have a Social Security Number or an ITIN.
There are 3 w...
This is still accurate as the IRS instructions for form 1040 (page 14) specifically say: Be sure to enter your spouse's SSN or ITIN on Form 1040. If your spouse...