Michigan SMS Marketing and A2P Messaging Rules

A plain-language, source-linked guide to Michigan authorities relevant to SMS, MMS, telemarketing, privacy, consent, and do-not-call issues.

1source records

1unresolved coverage

What the sources say

The available Michigan source material did not confirm whether the authority covers text messages. The unresolved issue is shown directly, while federal and messaging-ecosystem requirements remain available through the national authority pages.

Authorities and official sources

Each entry explains what the source says, where its limits are, and what it does not establish.

Not yet reviewed · No current substantive review date recorded

Existing claims, limitations, assessment and historical verification labels are preserved; their presence is not evidence of a current review.

How this authority relates to messaging

The source record does not resolve whether this authority applies to SMS or MMS.

What the source establishes

Existing law is call-focused.

Limits and important context

State enforcement.
Current MCL page. Proposed SB 351 is not enacted law.

What remains unresolved

Current statutory application to SMS/MMS remains unresolved; proposed text-specific legislation cannot be treated as effective law.

Official and supporting sources

§ 445.111a, recorded messages and DNC treatment

Source and review details

Jurisdiction: Michigan
Source type: State law
Recorded operative status: Current status not confirmed

Continue with the most useful next step

Move from a jurisdiction or authority layer to the sources and tools most likely to answer the next question.

Check this state in the A2P Authority Stack Preflight Use program details to identify the authority layers that may apply. Federal law The federal statutes and regulations that form the national legal baseline for U.S. A2P text messaging. FCC rules and orders FCC actions addressing consent revocation, opt-out handling, robotext blocking, and related operational controls. Carrier policy Carrier policies and public guidance concerning approved messaging paths, consent evidence, opt-out handling, filtering, and sender behavior. Sender registration 10DLC, short-code, toll-free, vetting, and monitoring requirements used to register or verify U.S. A2P senders. Browse SMS marketing laws by state Return to the complete state and national authority index.