Marijuana Business Information

Starting a Cannabis Business? Not in Rancho Cucamonga.

All marijuana/cannabis businesses are illegal in Rancho Cucamonga. This includes all medical and recreational stores, delivery services, commercial growing, product manufacturing, and testing labs.  Since these businesses are not allowed, the Bureau of Cannabis Cultivation will not issue state licenses to operate in Rancho Cucamonga.

If you open a cannabis business in Rancho Cucamonga, you can expect to be shut down immediately and prosecuted.  To find out where you can legally operate a cannabis business in another city in California, contact the Bureau of Cannabis Control at 833-768-5880 or

Rancho Cucamonga Municipal Code Chapter 8.52 CANNABIS PROHIBITIONS AND REGULATIONS

Rancho Cucamonga Municipal Code Chapter 17.94 COMMERCIAL CANNABIS USES AND CULTIVATION

Frequently Asked Questions:

How do I start a marijuana business in Rancho Cucamonga?

You can’t – they are illegal. 

Are there any cannabis businesses I can do from my home?

No. All cannabis businesses are illegal in Rancho Cucamonga.

Marijuana is legal in California – Can I grow and sell it?

No, not in Rancho Cucamonga.  Some cities do allow commercial cultivation of cannabis; check with the Bureau of Cannabis Control to find out where you can legally operate a cannabis business in California.

Can I grow pot for my personal use?

State law and Rancho Cucamonga’s Municipal Code allow cultivation of six or fewer plants per home for personal use.  Plants must be grown indoors; outdoor growing is illegal.  Please check with the Building and Safety Department regarding any changes to your plumbing and/or electrical systems to support an indoor growing space.  You can make an appointment by calling the Building and Safety Department at 909-477-2710. 

Can I grow my personal cannabis plants in a shed or similar building on my property?

Yes, if the shed is totally enclosed with four walls, a roof, and a lock on the door.  The shed or building’s power and water utilities must be permitted and built to code.  For assistance, please contact Building and Safety at 909-477-2710.

Where can I smoke marijuana?

State law allows personal use on your private property. At home, use is permitted in your backyard if it is not visible from the street or any other public place.  Using cannabis in a public place, such as a public sidewalk or on a restaurant patio, or anywhere visible to the public, front yard, apartment patio or balcony, is against the law. If you rent and/or have and HOA you must contact them for further regulations.

Can I have pot delivered to me?

No.  It is illegal to have cannabis delivered to any home or business in Rancho Cucamonga.

How do I report a possible illegal grow or other marijuana nuisance?

You may either contact Community Improvement by phone at 909-477-4247 or via email at, or contact We Tip confidentially at 800-78-CRIME.