Proposed regulations for the Medical Cannabis Cultivation Program require that indoor cultivators adhere to environmental protection standards which mandate the use of renewable energy.
California Code of Regulations Section 8315
Additional Environmental Protection Measure for Indoor Licenses.
Indoor license types of all sizes shall ensure that electrical power used for commercial cannabis activity shall be provided by any combination of the following:
(a) On-grid power with 42 percent renewable
(b) Onsite zero net energy renewable source providing 42 percent of
(c) Purchase of carbon offsets for any portion of power above 58 percent not from renewable
(d) Demonstration that the equipment to be used would be 42 percent more energy efficient than standard equipment, using 2014 as the baseline year for such standard