The bill was introduced by 6 christian lawmakers:
The bill would prohibit sharing, distributing, selling, or hosting pornography or erotica in the form of videos or sound clips in the state of Michigan.
Here it is:
Anticorruption of Public Morals Act
A bill to prohibit the distribution of certain material on the internet that corrupts the public morals and prescribe penalties
https://www.legislature.mi.gov/documents/2025-2026/billintroduced/House/pdf/2025-HIB-4938.pdf
The bill would also require internet service providers to ban erotica/porn :
6 Michigan lawmakers have an ASMR fetish.