Lynch v. Cal. Coastal Commission

*473 After winter storms damaged the seawall protecting their blufftop properties, homeowners sought a permit from the California Coastal Commission (Commission) to build a new seawall and repair their beach access stairway. The Commission granted the permit subject to several mitigation conditions. The owners filed an administrative mandate petition objecting to two conditions but then proceeded with construction. We hold that the owners forfeited their challenge because they accepted the benefits the permit conferred.

I. BACKGROUND

Plaintiffs Barbara Lynch and Thomas Frick own adjacent oceanfront…