Revises subsection (a) by replacing existing text with a new paragraph structure specifying that any person described in newly added paragraph (2)(A), (B), or (C) who suffers personal injury as a result of the listed violations, regardless of whether the injury occurred while the person was a minor, may bring a civil action; adds paragraph (2) defining categories of eligible persons (including victims who were minors of listed offenses, persons depicted as minors in child pornography who are victims of certain offenses regardless of when the violation occurred, and persons depicted as identifiable minors in depictions described in section 1466A who are victims of that section).

Creates new 18 U.S.C. 2255A establishing an additional civil remedy against providers of interactive computer services and app stores for (a) intentional, knowing, or reckless promotion or aiding and abetting of certain sexual exploitation offenses (including violations of 1591, 1594(c) involving a minor, and specified child sexual exploitation statutes) and (b) intentional, knowing, or reckless hosting, storing, or making child pornography available; authorizes recovery of actual damages or liquidated damages of $300,000, costs including reasonable attorney fees, and permits punitive and equitable relief; provides that there is no time limit to file such claims; sets venue and service rules; states that 47 U.S.C. 230 does not limit claims under this section; provides defenses (including prompt removal requirements within 48 hours or 2 business days for smaller providers), protections for encryption-related conduct, admissibility rules, sanctions for repeated bad-faith actions or defenses subject to Rule 11 procedures, and definitions for 'app', 'app store', and 'interactive computer service'; and includes a savings clause preserving other federal causes of action (including actions under sections 1595 and 2255).

Clerical amendment inserting a new item for section 2255A into the table of sections for chapter 110 of title 18 immediately after the item relating to section 2255.

Revises duties to report to NCMEC CyberTipline, specifies report contents, timing (submit as soon as reasonably possible and not later than 60 days), preservation obligations, penalties, and adds annual reporting requirements to AG and FTC; adjusts forwarding and technical identifier provisions.

Modifies limited liability provisions for providers and domain name registrars, expands covered claims, and specifies distribution restrictions for preserved material and research exceptions.

Alters provisions related to submission to the Child Victim Identification Program, expands eligible recipients to include entities for preventing online sexual exploitation, changes terminology to 'similar technical identifiers', and adds limitations on sharing obtained elements except for purposes of preventing online child sexual exploitation.

Updates definitional provisions, including modifying terms to 'electronic communication service', adding definition of 'publicly available', and defining 'Child Victim Identification Program' by reference to 34 U.S.C. 11293(b)(1)(K)(ii).

Makes an insertion into subsection (a) (exact insertion text not specified in provided excerpt).

Adds new section creating criminal/unlawful offenses for interactive computer service providers that intentionally host/store/make available child pornography or knowingly promote or facilitate certain child sexual exploitation offenses, and establishes fines up to $1,000,000 (or $5,000,000 in aggravated cases); includes a rule of construction exempting good faith compliance with legal process.

Makes technical amendments to subsection (c) of 18 U.S.C. 1593, including inserting text, striking and replacing text, and designating/modifying paragraph (2).