Can one sue a judge for decision deemed unfit for my child?

No you can't sue a Judge. But you can get an attorney and fe for a change of custody

I am in a cps case and court put a restraining order on him can I still file together married on our taxes

Yes. Just use a third party to communicate.

Is there a formal form that I file that performs a discovery and request?

A sole letter asking her to update her disclosures to include the missing accounts should do the job at much less expense.

Is it against the law to date a minor?

No no no. This is a blueprint for disaster

What can I do about an ex who harasses me and refuses to pay Child Support ?

First you can block him from your phone so that he can't harass you. Then you could talk to an atty about a civil restraining order

You really need an attorney for this. It's not just the evidence but how you present it and how you get it entered in to evidence for the courts...

Just because im custodial parent does this mean i cant go out once in a while.

You are correct. Your ex is trying to control you. Yes you may have an adult private life and yes staying with her grandparents is appropriate and...

MY DAUGHTERS MOM HAS CUSTODY MY DAUGHTER DECIDES SHE WANTS TO LIVE WITH ME (FATHER) AND HER MOM ALLOWS IT, DO I STILL PAY C.S

Yes but you need to take care of that with your local child support services so that you are not charged with arrears

No. The mediator is a neutral

In the state of California is a spouse required to furnish new employment info as well as medical premium payment info?

Yes.