This chapter does not apply to any of the following:

1. (a) A tree or shrub planted prior to the installation of a solar collector.
2. (b) A tree planted, grown, or harvested on timberland as defined in Section 4526 or on land devoted to the production of commercial agricultural crops.
3. (c) The replacement of a tree or shrub that had been growing prior to the installation of a solar collector and that, subsequent to the installation of the solar collector, dies, or is removed for the protection of public health, safety, or the environment.
4. (d) A tree or shrub that is subject to a city or county ordinance.