Where is date of birth reflected on returns/

Your date of birth is not actually found on your tax return.  It is used to determine eligibility, credits, exemptions, and deductions.

How do I go change my date of birth n where is it on application 

Go to My Info. It is either listed on the first page or click Edit by your name.

last years birth  date for Joshua was exdate submitted w/taxescepted  - this year they have rejected taxes foe the 4th  time   his license shows 

but his date was  sent correctly the IRS has fouled up