What is the South Dakota prompt-pay deadline for dental claims, and what interest applies to late payment?

Under SDCL §§58-12-19 to 58-12-21, the South Dakota payment deadline is 30 calendar days (submitted electronically) and 45 calendar days (submitted any other way). There is no interest remedy. Dental applicability: Not expressly exempted — and that is as far as the text goes. A self-funded private-employer (ERISA) plan is generally beyond this statute's reach and runs on the federal claims-procedure clock instead — but that comes from the courts reading 29 U.S.C. § 1144, not from its text, and it is not categorical: a self-funded governmental or church plan is not an ERISA plan at all, § 1144(b)(6) leaves multiple employer welfare arrangements open to state insurance law, and nothing in § 1144 bars a state from reaching the third-party administrator or the network contract.

Dental scope unsettled · Last verified 2026-08-30

South Dakota prompt-pay law for dental claims

South Dakota's prompt-pay statute never names dental, and its definitions do not settle whether it reaches a stand-alone dental carrier. The deadlines are below.

SDCL §§58-12-19 to 58-12-21

Read the statute text

Payment deadlines

Electronic claims: 30 calendar days (submitted electronically)
Paper claims: 45 calendar days (submitted any other way)

Each clean claim must be paid to the person entitled to it, denied, or settled within thirty calendar days after receipt by the carrier if submitted electronically, and within forty-five calendar days if submitted any other way (§58-12-20) — the flat "30 days" often quoted for South Dakota is the electronic figure only. The deadline statute is §58-12-20; §58-12-19 holds the clean-claim definition ("a claim for which there is no need for additional information to determine eligibility or adjudicate the claim") and §58-12-21 the applicability and exemptions. A carrier must request missing information within 30 calendar days of receipt, and the recipient then has 30 calendar days to supply it.

Interest and penalties

There is no interest remedy. The three prompt-pay sections set a deadline, define a clean claim, and fix the scope; none of them provides for late-payment interest or a penalty, and neither does the rest of chapter 58-12. Section 58-12-21 closes with: "Nothing in §§ 58-12-19 to 58-12-21, inclusive, grants a private right of action." A South Dakota dental office has a deadline and a regulator, not an accruing interest claim.

Does it apply to dental? Dental scope unsettled

Not expressly exempted — and that is as far as the text goes. The sections apply to any health insurer or health maintenance organization issuing health insurance coverage under the listed chapters, and the exemption list (disability income, accident only, credit health, workers' compensation, long-term care, Medicare supplement, automobile medical payment) does not name dental. But it ends with a catch-all: "or other types of health insurance that are not medical expense policies or certificates." Whether a stand-alone dental policy is a medical expense policy is not answered anywhere in the statute, so the honest statement is that South Dakota does not expressly exempt dental — not that it covers it.

Self-funded (ERISA) plans: A self-funded private-employer (ERISA) dental plan is generally beyond a state prompt-pay statute's reach: 29 U.S.C. § 1144(b)(2)(B) bars a state from deeming such a plan an insurer, and the courts have read that to keep state insurance regulation off it. The statute itself never uses the words self-funded or prompt pay, and the rule is not categorical — a self-funded governmental or church plan is not an ERISA plan at all, so state law can reach it; § 1144(b)(6) leaves multiple employer welfare arrangements open to state insurance law; and nothing in § 1144 addresses state enforcement against the third-party administrator or the network contract. Where the plan is a self-funded ERISA group health plan, the federal claims-procedure deadlines apply instead: a post-service benefit determination within 30 days (one 15-day extension), at least 180 days to appeal, and an appeal decision within 60 days (or two 30-day levels), under 29 CFR 2560.503-1.

Because this statute never names dental, whether it reaches your claim is unresolved. Treat anything below as the figure the statute would produce if it applies — read the applicability note above first.

Estimate the late-payment interest

Uses the verified South Dakota rule (SDCL §§58-12-19 to 58-12-21). Estimate only — the statute's own accrual triggers control.

How the claim was submitted

South Dakota sets a different deadline for each, so this decides which day the field below counts from.

Electronic— 30 calendar days (submitted electronically)Paper— 45 calendar days (submitted any other way)

Claim amount (allowed)Interest statutes run on the payable claim amount, not billed charges.Days past the deadlineDays after the statutory deadline for a electronic claim (30 calendar days (submitted electronically)), not days since submission.

No late-payment interest

South Dakota's prompt-pay sections provide no interest at all. Nothing in §§58-12-19 to 58-12-21, or anywhere in chapter 58-12, sets a late-payment rate — the 18% figure that circulates has no South Dakota source. The statute also states expressly that it grants no private right of action, so enforcement is regulatory.

How we calculate this

The calculator does not show a payable amount for this result; the explanation above states the controlling limitation. The rate and deadline come from SDCL §§58-12-19 to 58-12-21, read against the statute text linked in the sources on this page (last verified 2026-08-30). Accrual start dates, clean-claim status, safe harbors, and plan funding all affect the real figure — treat this as an estimate for the payer conversation, not a demandable amount.

Nothing you type here leaves your browser — the results are computed locally on this page.

Also in the statute

The clean-claim definition excludes claims for periods with delinquent premiums, except as otherwise required by law, and claims where fraud is suspected (§58-12-19).
The sections were enacted by SL 2001, ch 273 and have not been amended since.

Payment deadlines

Interest and penalties

Does it apply to dental? Dental scope unsettled

Estimate the late-payment interest

Also in the statute

Sources (statute text)