How does the California Coastal Commission interpret a permit issued by a local authority?

implementing actions become effective, the commission delegates authority over coastal development permits to the local government. [Citations.] . . . An action taken under a locally issued permit is appealable to the commission. [Citation.] Thus, '[u]nder the Coastal Act's legislative scheme, . . . the [local coastal program] and the development permits issued by local agencies pursuant to the Coastal Act are not solely a matter of local law, but embody state policy.' [Citation.]" (Pacific Palisades Bowl Mobile Estates, LLC v. City of Los Angeles (2012) 55 Cal.4th 783, 794.)