They have to give you 24 hours notice to enter your space.
The 30 day law includes california for eviction notice also, you have 30 days from the receipt of the notice...the best to you
Read your original lease. Call the landlord tenant courts in California and ask that question. Most states the landlord can't just come along and put you out. Usually a certified notice is required followed by a court or arbitration hearing, then a writ of possession, in the state I'm from ,check CAlifornia rules and regulations pertaining to tenants and landlords rights.
30 days for notices
Does a Landlord or Property Manager need to give a written or phone call to advise tenants that work will be done on the property that we are renting? I am talking about our private backyards so that a tree can be removed.