AZ SB1408

Prohibits public service corporations, their affiliates, and principals (including officers, directors, spouses, and dependent children) from contributing directly or indirectly to Corporation Commission candidates or candidate committees.

Prohibits Corporation Commission candidates from accepting or soliciting contributions from public service corporations, their affiliates, or principals.

Deems coordinated expenditures by public service corporations and related entities as in-kind contributions to Corporation Commission candidates, including payments to republish campaign materials or expenditures made in cooperation with a candidate.

Establishes a firewall process allowing entities to avoid coordination findings if they maintain physical and technological separation between persons working on campaign expenditures and those with access to nonpublic campaign information.

Defines "covered expenditure" to include advertisements advocating for or supporting a Corporation Commission candidate, attacks on opponents, and materials mentioning a candidate within 120 days before primary through general election.