742.011 Determination of paternity proceedings; jurisdiction.—Any woman who is pregnant or has a child, any man who has reason to believe that he is the father of a child, or any child may bring proceedings in the circuit court, in chancery, to determine the paternity of the child when paternity has not been established by law or otherwise.
742.10 Establishment of paternity for children born out of wedlock.—
(4) After the 60-day period referred to in subsection (1), a signed voluntary acknowledgment of paternity shall constitute an establishment of paternity and may be challenged in court only on the basis of fraud, duress, or material mistake of fact, with the burden of proof upon the challenger,
42.108 Criminal penalties for false statements of paternity.—Notwithstanding any other provision of law, any person who knowingly and willfully provides false information to the sheriff’s office, other law enforcement agency, or governmental agency, or under oath regarding the paternity of a child in conjunction with an application for, or the receipt of, public assistance for a dependent child commits a misdemeanor of the second degree, punishable as provided in s. 775.082 or s. 775.083, in addition to remaining subject to any other civil or criminal penalties for perjury or making false statements which are applicable under other provisions of law.
742.18 Disestablishment of paternity or termination of child support obligation.—
(1) This section establishes circumstances under which a male may disestablish paternity or terminate a child support obligation when the male is not the biological father of the child. To disestablish paternity or terminate a child support obligation, the male must file a petition in the circuit court having jurisdiction over the child support obligation.
(3) Notwithstanding subsection (2), a court shall not set aside the paternity determination or child support order if the male engaged in the following conduct after learning that he is not the biological father of the child:
(a) Married the mother of the child while known as the reputed father in accordance with s. 742.091 and voluntarily assumed the parental obligation and duty to pay child support;
(b) Acknowledged his paternity of the child in a sworn statement;
(c) Consented to be named as the child’s biological father on the child’s birth certificate;