Oklahoma sets child support under 43 O.S. §§ 118A through 118G and 119, using a 289-row schedule capped at $15,000 in combined monthly income. A three-tier parenting-time adjustment scales the credit given for time with the children, and the Department of Human Services’ cash medical support rates apply on top. This calculator’s figures were checked by running golden vectors through the Oklahoma Department of Human Services’ own official Excel calculator.
Key facts
| Model | Income shares — 43 O.S. §§ 118A-118G, 119 |
|---|---|
| Schedule | 289-row table, $15,000/month cap |
| Parenting-time adjustment | Three-tier |
| Verification | Golden vectors run through the OKDHS official Excel calculator |
Official source: https://oklahoma.gov/okdhs/services/child-support-services/computation.html
Custody arrangements covered
- Three-tier parenting-time adjustment based on time with the children
Frequently asked questions
What statute governs Oklahoma child support?
43 O.S. §§ 118A–118G and 119, using a 289-row schedule.
What is Oklahoma’s income cap?
$15,000 per month in combined income, the schedule’s statutory ceiling.
How does Oklahoma adjust for parenting time?
Through a three-tier parenting-time adjustment, alongside Department of Human Services cash medical support rates.
How was this Oklahoma calculator verified?
By running golden test vectors through the Oklahoma DHS’s own official Excel calculator.
Update history
- — Oklahoma went live under 43 O.S. §§ 118A–118G and 119, with the full 289-row schedule (capped at $15,000/month), a three-tier parenting-time adjustment, and DHS cash medical support rates. Verified against OKDHS's own official calculator.