Coparent Math

Child support at low incomes in Alabama (2026): the self-support reserve

Checked 3 Nov 2026Published by

Alabama protects a paying parent on a low income with a self-support reserve of $981 a month: support is capped at 85% of that parent's income above the reserve. When that leaves less than $50, a $50 minimum is presumed. A parent with no income who receives only means-tested assistance, or who is incarcerated or institutionalized for more than 180 days, is presumed to owe nothing.

What is the self-support reserve in Alabama?

A floor for the paying parent’s basic subsistence needs (Rule 32(C)(5)(a)). It is $981 a month, based on the 2021 federal poverty levels adjusted for Alabama incomes, and applies to cases filed from 1 May 2022.

How does it limit child support?

On Form CS-42 (Rule 32(C)(5)(c) and (d)):

  1. The reserve is taken off the paying parent’s monthly adjusted gross income (line 11).
  2. 85% of what is left is the income available for support (line 12).
  3. The recommended order is the lower of that and the parent’s share of the guideline (line 10).

The rest, above the reserve, is left to the parent as an incentive to work, as the 2022 Committee Comments explain.

One child, the other parent earning just above the reserve

In Alabama: 1 child; the parent the children live with earns $0 a month and the other parent $1,100, before tax; 0 days a year with the other parent.

  1. Add the two incomesRule 32, Alabama Rules of Judicial Administration, as amended effective 1 June 2023 (archived copy of the court's PDF)

    $0 + $1,100 = $1,100 a month. The other parent's share is $1,100 ÷ $1,100 = 100%.

    100%
  2. Look up the scheduleRule 32(C)(1) and the Appendix, schedule of basic child-support obligations

    The schedule's amount for $1,100 of combined income and 1 child.

    $221.00
  3. Work out the other parent's shareRule 32(C)(2), (C)(5) and (C)(7); Forms CS-42 and CS-42-S

    $221 × 100% = $221.

    $221.00
  4. Apply the self-support reserveRule 32(C)(2), (C)(5) and (C)(7); Forms CS-42 and CS-42-S

    $1,100 − $981.00 reserve = $119; 85% of that, at least $50, is $101. The lower of $221 and $101 applies.

    $101.00 a month
Computed by the Coparent Math engine with Alabama's rules in force on 3 Nov 2026. Sources: Rule 32, Alabama Rules of Judicial Administration, as amended effective 1 June 2023 (archived copy of the court's PDF), checked 3 Nov 2026; Supreme Court of Alabama, order of 14 January 2022: Rule 32, Form CS-42 and the Schedule of Basic Child-Support Obligations, effective 1 May 2022 (archived copy), checked 3 Nov 2026; Supreme Court of Alabama, order of 3 March 2023: shared 50% physical custody and Form CS-42-S, effective 1 June 2023 (archived copy), checked 3 Nov 2026; Administrative Office of Courts: Schedule of Basic Child-Support Obligations effective 5/1/2022 (archived copy), checked 3 Nov 2026.Open this family in the calculator

What is the minimum child support in Alabama?

When line 12 comes to less than $50, there is a rebuttable presumption that $50 a month is ordered. The court can depart from it on evidence.

How much is child support at low incomes?

With the parent the children live with earning nothing:

The other parent's income, just below and above the reserve

Other parent's income a month1 child2 children
$900$50.00$50.00
$1,000$50.00$50.00
$1,100$101.00$101.00
$1,200$186.00$186.00
$1,500$292.00$441.00
$2,000$379.00$577.00
Monthly guideline amounts in Alabama, by the other parent's income before tax, with the parent the children live with earning $0 a month before tax; 0 days a year with the other parent. Paid by the other parent unless marked. Computed by the Coparent Math engine with Alabama's rules in force on 3 Nov 2026. Sources: Rule 32, Alabama Rules of Judicial Administration, as amended effective 1 June 2023 (archived copy of the court's PDF), checked 3 Nov 2026; Supreme Court of Alabama, order of 14 January 2022: Rule 32, Form CS-42 and the Schedule of Basic Child-Support Obligations, effective 1 May 2022 (archived copy), checked 3 Nov 2026; Supreme Court of Alabama, order of 3 March 2023: shared 50% physical custody and Form CS-42-S, effective 1 June 2023 (archived copy), checked 3 Nov 2026; Administrative Office of Courts: Schedule of Basic Child-Support Obligations effective 5/1/2022 (archived copy), checked 3 Nov 2026.

The first rows are where the minimum and the reserve set the amount; higher up, the ordinary share applies.

When is no child support ordered?

Rule 32(C)(6) presumes a zero-dollar order when the paying parent has no gross income and either receives only means-tested assistance, or is incarcerated or institutionalized for more than 180 consecutive days. The calculator gives no support when the paying parent’s income is nil, as the court system’s own worksheet does.

Can a court impute income to a parent who is not working?

Yes. If the court finds a parent voluntarily unemployed or underemployed, it estimates the income that parent could have and calculates support on it. It considers the parent’s assets, work history, skills, education, health, criminal record and the local job market, and may take into account a young or disabled child who needs the parent at home. Incarceration may not be treated as voluntary unemployment (Rule 32(B)(5)). See self-employed and imputed income.

What this guide does not cover

Arrears and enforcement, and the state child support agency’s services, are not covered. The figures are estimates of the guideline amount, not legal advice.

Run your own numbers

This guide's example: in Alabama, 1 child; the parent the children live with earns $0 a month and the other parent $1,100, before tax; 0 days a year with the other parent. The guideline amount is $101.00 a month. Change any number in the calculator and every step of the formula updates.

Open this family in the Alabama calculator

Questions

What is the minimum child support in Alabama?

When the self-support reserve leaves less than $50 a month, there is a rebuttable presumption that $50 is ordered (Rule 32(C)(5)(d)). With the other parent earning $1,000 a month and one child, the guideline is $50.00.

What is the self-support reserve in Alabama?

$981 a month, the 2021 federal poverty level adjusted for Alabama incomes. Support is capped at 85% of the paying parent's income above it.

Do you have to pay child support with no income in Alabama?

A parent with no gross income who receives only means-tested assistance, or who is incarcerated or institutionalized for more than 180 consecutive days, is presumed to owe nothing. Otherwise a court can impute income to a parent it finds voluntarily unemployed or underemployed (Rule 32(B)(5)).

Does the self-support reserve apply with 50/50 custody?

No. The reserve, the minimum and the zero-dollar order do not apply when the 50/50 worksheet, Form CS-42-S, is used (Rule 32(C)(7)(e)).

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