I am the mother of my son who is 20 years old, and want to bring my son to the united state of america.My x husband has given him permission to come to usa and reside with me. I mmigration offics has asked me to have a notorize letter that states the father has no problem to see his son to join her mother in usa. Please help me me to write this letter and make it it ready for notorize.

I am the mother of my son who is 20 years old, and want to bring my son tothe united state of america.My x husband has given him permission to come to usa and reside with me. I mmigration offics has asked me to have a notorize letter that states the father has no problem to see his son to join her mother in usa. Please help me me to write this letter and make it it ready for notorize.
Why would your son who is 20 need permission from his father? Your son is an adult.

Because he is from iran and the age that father can give permision is 21

Because he is from iran and the age that father can give permision is 21
Thank you for giving us that information. You will need the father's signature, along with notarization and at least one witness's signature.

LETTER OF PERMISSION AND AUTHORIZATION

I, [Name of father], male of legal age, bearer of citizen
Identification ID No. -----, issued in [Name of city], hereby grant
My natural minor child [Name of Child], with Birth Certificate
No. ---------- and Passport No. --------, permission and
Authorization to leave the country Iran and reside in the United
States with the child's mother [Name of Mother], bearer of citizen
Identification ID No. ________, issued in [Name of city]. The
Move to the United States will take place on --------------,
And this permission and authorization will be effective as of that date.

Date:___________

In witness whereof I sign this document:

The language is straightforward, but generally you need to get the letter notarized by a consular officer at the US consulate, typically in Ankara, Turkey.