One way an unmarried father can protect his rights as to a child born out of wedlock is through registration with the Putative Father Registry. The registry is a database maintained by the Louisiana Department of Health and Hospitals. It includes the name and address of any man who wants to declare that he is the father of a child.
In Louisiana, there are divorces based on fault, such as when adultery is committed by one spouse, and there are no-fault divorces.
The tax deadline is near, but perhaps you haven’t yet pulled together all the paperwork and/or receipts you need to file by April 15. If you aren’t going to file by April 15, you need to request an extension.