BAAQMD testing before the ceiling is touched
For a home with four or fewer units, Regulation 11 Rule 2 skips the full survey but requires a sample and lab test before acoustic ceiling material is removed or disturbed. The owner may take that sample, or a Cal/OSHA-certified asbestos consultant can take it and write it up. Texture with more than 1% asbestos is regulated material: it is removed wet, inside containment, and disposed of as asbestos waste.
A district notification, and the J# that confirms it, is needed when 100 square feet or more of regulated ceiling material comes out, or when any of it is removed dry, and a whole living-room ceiling usually passes that line. Owners of houses with up to four units may pay the district an extra fee to begin 72 hours after notifying rather than waiting ten working days. Cost depends on ceiling area and height, whether the drywall goes too, furniture and access, and the disposal class of the waste.
A ceiling rarely comes down on its own in a West Dublin remodel; walls, flooring and duct boots in the same room often need samples too, which is the subject of asbestos abatement before renovation and demolition. The Dublin CA Asbestos Removal homepage summarizes all six services and the district rules behind them.