You may have waived your right to seek a DNA test depending on a few things. This case is much ore complicated than can be answered in a blog. Judge will not put people in jail who are making good faith efforts, but you probably should look into modifying, etc.
The Court can incarcerate you for non payment of child support if the non payment is willful. As far as DNA, that might be a moot issue. There shouldn't be a child support award at all unless at some point paternity was found or admitted.
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