Post-Judgment Child Support Modification & Updated Affidavits

Under Florida Statutes § 61.14, an existing child support or alimony order may be modified upon showing a substantial, permanent, involuntary, and material change in financial circumstances.

The Statutory 15% / $50 Threshold

Under Fla. Stat. § 61.30(1)(b), a modification of child support is warranted if the difference between the existing monthly order and the newly recalculated guideline amount is at least 15% or $50, whichever amount is greater.

Mandatory Exchange of Updated Financial Affidavits

• Filing with Supplemental Petition: The party filing a Supplemental Petition for Modification must file an updated Form 12.902(b) or 12.902(c) concurrently with the petition.
• Responsive Filing: The respondent must file their updated financial affidavit within 20 days of service of the supplemental petition.
• Rule 12.285 Applicability: Mandatory disclosure rules apply to supplemental modification proceedings, requiring 3 years of tax returns, 12 months of bank records, and 3 months of pay stubs.