Permit Requirements: Altadena vs Carson
How do permit requirements rules compare between Altadena, CA and Carson, CA?
Carson has fewer restrictions than Altadena.
Altadena, CA
Los Angeles County
Altadena STRs must register annually with the LA County Treasurer & Tax Collector under LA County Code Chapter 7.96 (Title 7, Division 3). Registration is limited to a Host's Primary Residence — ADUs and vacation rentals are ineligible.
View full Altadena rules →Carson, CA
Los Angeles County
Carson does not have a stand-alone short-term rental ordinance. The Carson Municipal Code Chapter 4 Uniform Transient Occupancy Tax Ordinance (Section 6400) treats any structure rented for lodging to transients (occupancy under 30 days) as a 'hotel' that must obtain a Transient Occupancy Registration Certificate from the Tax Administrator within 30 days of commencing business.
View full Carson rules →Key Facts Comparison
| Fact | Altadena | Carson |
|---|---|---|
| Code Section | LA County Code Ch. 7.96 (Title 7 Div. 3) | - |
| Annual Registration Fee | $914 | - |
| Primary Residence Requirement | 275 days/year minimum | - |
| Certificate Term | 1 year, non-transferable | - |
| Apply Via | TTC STR Unit, lacountystr.munirevs.com | - |
| Code authority | - | Carson Municipal Code Chapter 4 §6400 (Uniform Transient Occupancy Tax Ordinance) |
| Threshold for 'transient' | - | Stay under 30 consecutive days |
| TOT rate | - | 9% of rent charged |
| Registration deadline | - | Within 30 days of commencing business |
| STR-specific permit | - | None — no dedicated STR ordinance adopted |
| Business license | - | Required under city general business license provisions |
Highlighted rows indicate differences between cities.
Altadena FAQ
Do I need a permit to Airbnb my Altadena home?
Yes. LA County Code Section 7.96.040 requires a Short-Term Rentals Registration Certificate from the Treasurer & Tax Collector and pays a $914 annual fee. STRs must be your Primary Residence.
Can I run an STR from my ADU?
No. Section 7.96.050.D explicitly prohibits STRs in Accessory Dwelling Units, guesthouses, or pool houses.
Carson FAQ
Does Carson, CA require a special short-term rental permit?
No. Carson has not adopted a dedicated short-term rental ordinance. Operators are regulated under the general Transient Occupancy Tax ordinance (CMC §6400), which requires a Transient Occupancy Registration Certificate and 9% TOT collection for any stay under 30 days.
What is Carson's transient occupancy tax rate?
9% of rent, per the California State Controller's city TOT report. The tax has been in effect since October 5, 1993 and applies to any 'hotel' as broadly defined in CMC §6400 — which includes apartment-style or single-unit rentals occupied by transients.
How quickly must I register?
CMC §6400 requires registration with the Tax Administrator within 30 days of the ordinance's effective date or within 30 days of commencing business, whichever is later, and the certificate must be posted conspicuously on the premises.
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