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Wisconsin

WI

Telecom Compliance Reference — Updated January 2023

Mini-TCPA State — High Risk

Calling Hours

8:00 AM9:00 PM

Min Penalty

$10,000

Registration

Required

Solar Sales Telemarketing Compliance in Wisconsin

Solar and energy telemarketing compliance in Wisconsin

Guide last reviewed: January 2025

Mini-TCPA State — Wis. Stat. § 100.52 (Telephone Solicitation)

Wisconsin imposes stricter consent and calling requirements than federal TCPA.Solar Sales companies operating here face $10,000 per-violation penalties.

Wisconsin Solar Sales Overview

Wisconsin's solar market is growing. DATCP registration is inexpensive at $150/year. Manual dialing with DNC scrubbing is recommended. Deceptive savings claims or cost misrepresentations trigger the private right of action under § 100.18 with double damages. Solar companies should also comply with the Home Improvement Practices Act (ATCP 110) for applicable installations.

Penalty/Violation

$10,000

Willful

$10,000

Calling Hours

8:00 AM9:00 PM

Private Suit

Allowed

Compliance Checklist

Register with Wisconsin DATCP as a telemarketer ($150/year),Scrub against both Wisconsin DNC list and federal National DNC Registry,Manual dialing for cold outreach with DNC compliance,Call only between 8:00 AM and 9:00 PM local time,Identify yourself, company, and purpose at the beginning of the call,Prior express written consent before automated or prerecorded calls to cell phones,Disclose full cost, terms, and cancellation/refund policy,Comply with Wisconsin Home Improvement Practices Act (ATCP 110) for applicable projects,Maintain call records for at least 2 years per ATCP 127

What Gets Companies Sued

Common violations for solar companies in WI: (1) Failing to register with DATCP; (2) Calling DNC-listed numbers; (3) Autodial campaigns without written consent; (4) Failing to disclose full costs and cancellation rights; (5) Deceptive savings projections triggering § 100.18 liability.

Special Exemptions

No solar-specific telemarketing exemptions in WI. EBR exemption applies to past customers. DATCP registration required ($150/year).

Key State Rules

Mini-TCPAYes
RegistrationRequired
Class ActionsNot specified

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This is a compliance reference tool, not legal advice. Data compiled from public statutes, LegiScan, CourtListener, state AG offices, and AI-assisted analysis. Verify all information with qualified counsel before relying on it. Full terms & data sources →