AZ SB1298

Requires commercial entities that intentionally publish material harmful to minors on websites with substantial portions of such material to verify users are at least 18 years old.

Permits age verification through comparing internet protocol addresses against blacklists or using any other commercially reasonable method of age and identity verification.

Allows internet users with minor children to request their internet service provider add or remove their internet protocol addresses from blacklists, with no obligation for providers to confirm the user has a minor child.

Establishes civil liability for commercial entities violating these requirements, including damages resulting from minor access to harmful material, plus reasonable attorney fees and costs.

Defines "substantial portion" as more than 33.33 percent of total website material being explicit sexual material harmful to minors, and exempts interactive computer service providers and users from obligations under the section.