Solar companies and setters calling homeowners in South Carolina work under the federal telemarketing rules plus South Carolina's own. Here is what each one means for a solar appointment floor, with the official source for every rule.
From official sources, checked September 26, 2026. General information, not legal advice.
The research found no South Carolina telemarketer registration requirement in the statutes it reviewed. No registration in the Act; not on Consumer Affairs licensing list. Confirm before dialing.
S.C. Code 37-21; Department of Consumer Affairs licensing listSouth Carolina's own window is 8 a.m. to 9 p.m., the same as the federal window. It covers telephone solicitations to consumers, unless prior written consent.
S.C. Code 37-21-30South Carolina relies on the National Do Not Call Registry. State law bars solicitations to numbers on the national registry.
S.C. Code 37-21-70(B)South Carolina's law on automated sales calls is in question in the sources reviewed. Recorded message statute exists; Code notes a federal ruling on validity. Federal rules apply either way.
S.C. Code 16-17-446South Carolina allows recording with one party's consent. A party to the call, or one party's prior consent.
S.C. Code 17-30-30(C)South Carolina limits telephone solicitations to 8 a.m. to 9 p.m. at the consumer's location absent prior written consent, bars calls to numbers on the National Do Not Call Registry, requires opening disclosures, and lets aggrieved persons sue.
Federal rules and South Carolina's own rules both apply: the National Do Not Call Registry, the calling window, consent rules for automated calls and texts, and any South Carolina registration requirement. The South Carolina rules page lists each one with its source. General information, not legal advice.
South Carolina: 8 a.m. to 9 p.m. The federal window is 8 a.m. to 9 p.m. at the homeowner's location; use the narrower one.
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