Louisiana Alimony Calculator
Estimate spousal support (maintenance) amount and duration in Louisiana. Updated for 2026.
Last reviewed July 2026 · Free · Nothing you enter is stored
Statutory formula state
$0
estimated monthly spousal support ·
Educational estimate, not legal advice. Courts apply the statutory formula but can deviate.
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How alimony works in Louisiana
Louisiana caps spousal maintenance by statute: the lesser of $0 per month or 33% of the paying spouse's income.
Governing law: La. Civ. Code arts. 111–117 — Final periodic support is capped at one-third of the obligor's net income (art. 112(D)); the figure shown is that ceiling, not an entitlement.
Frequently asked questions
How is alimony calculated in Louisiana?
Louisiana caps spousal maintenance by statute: the lesser of $0 per month or 33% of the paying spouse's income. See La. Civ. Code arts. 111–117.
How long does alimony last in Louisiana?
Duration is generally tied to the length of the marriage. Short marriages (under ~5 years) typically produce short-term or no support; long marriages (20+ years) can produce long-term support. Louisiana courts set duration case-by-case.
What types of alimony does Louisiana recognize?
Louisiana recognizes: interim spousal support, final periodic support. Final periodic support is capped at one-third of the obligor's net income (art. 112(D)); the figure shown is that ceiling, not an entitlement.
Is alimony taxable in Louisiana?
For divorces finalized after 2018, federal law (TCJA) makes alimony non-deductible for the payer and non-taxable for the recipient. A few states differ for state income tax — confirm with a tax professional.
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