Updated September 2026 · Reviewed by the CoverageCo team
Cost-sharing reductions lower your deductible, copays, and out-of-pocket maximum — but only on Silver plans, and only if your income falls within a specific range. They're separate from premium tax credits, which lower your monthly cost. Someone eligible for both can find Silver cheaper overall than Gold.
Key takeaways
- CSRs cut what you pay when you use care, not what you pay monthly.
- Available on Silver plans only — choosing Bronze forfeits them entirely.
- The income range is narrower than for premium tax credits.
- For those who qualify, a Silver plan can beat Gold on total annual cost.
Two different kinds of help
People conflate these constantly, and it leads directly to picking the wrong plan.
| Premium tax credit | Cost-sharing reduction | |
|---|---|---|
| Lowers | Your monthly premium | Deductible, copays, out-of-pocket max |
| Available on | Any metal tier | Silver plans only |
| Income range | Broader | Narrower, lower band |
| How you receive it | Applied monthly or claimed at tax time | Built into the Silver plan itself |
Why this changes the Bronze-vs-Silver maths
The usual logic says Bronze has the lowest premium, so it's the cheapest option for someone on a budget. If you qualify for cost-sharing reductions, that logic breaks.
A CSR-enhanced Silver plan can carry a deductible and out-of-pocket maximum dramatically lower than the standard version — sometimes lower than a Gold plan's. Choosing Bronze to save on premium means walking away from that entirely, because CSRs don't exist outside Silver.
This is one of the few places where the cheapest monthly option is reliably the wrong answer, and it's why comparing plans on premium alone costs people real money.
How to know whether it applies to you
Eligibility is based on projected household income relative to the federal poverty level for your household size, and the qualifying band sits below the one for premium tax credits.
You don't apply separately. When you enroll through the Marketplace and your income qualifies, the enhanced Silver plans simply appear with better cost-sharing built in.
Because it's automatic, plenty of people never realise it happened — or never realise they gave it up by picking Bronze. If your income is anywhere near the lower bands, look at Silver before deciding.
Common questions
Who qualifies for cost-sharing reductions?
Households whose projected income falls within a specific band relative to the federal poverty level, which is narrower and lower than the range for premium tax credits. Eligibility is determined when you apply.
Do cost-sharing reductions work with any plan?
No. They're only available on Silver plans. Choosing Bronze, Gold, or Platinum forfeits them even if your income qualifies.
How much do cost-sharing reductions save?
It varies by income band, but they can substantially lower your deductible, copays, and out-of-pocket maximum. For some households a CSR Silver plan ends up cheaper across a year than a Gold plan.
Do I have to apply for cost-sharing reductions separately?
No. If your income qualifies, enhanced Silver plans appear automatically when you shop through the Marketplace.