My child's insurance coverage was under his father's marketplace policy. Which has nothing to do with my taxes. How am I to fix my return?

[Munksy04]

Previously I only had to provide fathers ssn, ins policy # and 0% allocation.

[Mike9241]

Who Must File
You must file Form 8962 with your income tax return (Form 1040,
1040-SR, or 1040-NR) if any of the following apply to you.
• APTC was paid for you or another individual in your tax family. if you're claiming the child as your dependent this year they are included in your tax family.

Tax family. For purposes of the PTC, your tax family includes the following individuals.

* Your dependents whom you claim on your 2024 tax return. 

if this is the case you need the father to provide you a copy of his 8962 so you can file.