HVAC x DALY CITY x CALIFORNIA

HVAC contractors in Daly City, California.

HVAC contractors operating in Daly City must adhere to both state-level licensing through the CSLB and local municipal requirements. The process begins with ensuring your C-20 license is active and obtaining a city business license. All mechanical work, including system replacements, requires a permit from the Daly City Building Division to ensure compliance with the California Mechanical Code and Title 24 energy standards.

Compliance involves a rigorous inspection process. Contractors must submit plans or equipment specifications, pay the required permit fees, and schedule inspections at both the rough-in and final stages. Failure to secure permits or adhere to energy efficiency mandates can result in stop-work orders or fines. Always verify specific local amendments with the Daly City Building Division before starting your project.

State License
STATE C-20CSLB
Permit Issuer
Daly CityBuilding Division
Avg. Plan Review
3-10 DaysVaries by scope
Typical Start-Up
RANGE 1-2 WeeksPermit processing
FILE · HVAC x DALY CITY x CALIFORNIA
Compliance Dossier
Public
File
05 / 2026
State AuthorityCSLB
CountySan Mateo
City AuthorityDaly City Building Division
Statute / CodeCalifornia Mechanical Code
Federal Cert.EPA Section 608
ReciprocityNone
FILE HVACLOCATION DALY CITY, CALIFORNIATYPE COMPLIANCE GUIDE
VERIFIED 05 / 2026STATUS PUBLIC REFERENCE
What's specific to Daly CityWhat this leaf carries beyond the California state file.
Title 24 Compliance
Daly City strictly enforces California's Title 24 energy efficiency standards for all HVAC system replacements.
Coastal Climate Considerations
Daly City's unique coastal climate often requires specific equipment sizing and corrosion-resistant materials.
Local Business Registry
Contractors must register with the Daly City Finance Department specifically for business tax purposes.
§ 01 · Permit Stack

Three layers govern HVAC work in Daly City.

Always check for specific local ordinances that may exceed state minimums.

State — Floor
CSLB
C-20 LicenseBonding
County — Overlay
San Mateo County
Environmental HealthAir Quality
City — Where you file
Daly City Building Division
Mechanical PermitBusiness License

Read it bottom-up.

Always check for specific local ordinances that may exceed state minimums.

This file exists to show what changes when the trade is HVAC and the jurisdiction is Daly City, California.

Source · State, county, and city issuing authoritiesLast verified · 05 / 2026
§ 02 · Specs Ledger

Every requirement, with a number on it.

Each row names the issuing authority, cost, timeline, citation, and status behind the requirement.

RequirementIssued byCostTimeCitationStatus
C-20 HVAC LicenseActive status required
CSLB
Verify with CSLB
Ongoing
B&P Code 7000
REQUIRED
Mechanical PermitRequired for all installs
Daly City
Verify with City
1-3 days
CMC
REQUIRED
Workers' CompIf employees present
State Fund/Private
Verify with carrier
Immediate
Labor Code 3700
REQUIRED
Contractor Bond$25,000 minimum
Surety
Verify with surety
Immediate
B&P 7071.6
REQUIRED
EPA 608Refrigerant handling
EPA
Verify with provider
Exam based
40 CFR Part 82
REQUIRED
Business LicenseDaly City specific
Daly City Finance
Verify with City
1-2 weeks
Daly City Code
REQUIRED
§ 03 · Year-One Cost

What it costs to start HVAC in Daly City.

A practical floor for Daly City, California. Verify each amount with the issuing authority.

Year-one ledger
Daly City, California · HVAC
State License FeeInitial/RenewalVerify with CSLB
Mechanical PermitPer projectVerify with City
Contractor BondAnnual premiumVerify with Surety
Business LicenseAnnual feeVerify with City
EPA CertificationOne-time examVerify with EPA
Title 24 DocumentationEnergy complianceVerify with Consultant
Year-one floorVaries by project scope
Excludes tools, vehicle purchase, payroll, and marketing.
Note
Permit Fees

Fees are calculated based on the total valuation of the HVAC installation.

Note
Bond Costs

Premiums vary based on the contractor's credit history.

Note
Consultant Fees

Title 24 compliance reports may require hiring a third-party energy consultant.

§ 04 · Path to First Job

From day zero to first inspection.

A practical path for HVAC contractors in Daly City.

1
Day 0
Project Planning
Contractor
2
Day 2
Permit Submission
Daly City Building
3
Day 7
Permit Issuance
Daly City Building
4
Day 10
Rough Inspection
Daly City Building
5
Day 14
Final Installation
Contractor
6
Day 16
Final Inspection
Daly City Building
§ 05 · Compliance Checklist

Check them off.

Each item names the issuing authority, cycle, and citation.

01
Verify License
Check CSLB status
CSLBActiveB&P 7000
ContractorIssuing authority
02
Pull Permit
Submit plans to City
Daly CityRequiredCMC
ContractorIssuing authority
03
Title 24 Report
Generate energy forms
EnergyComplianceCEC
ContractorIssuing authority
04
EPA Handling
Refrigerant recovery
EPASafety40 CFR 82
TechnicianIssuing authority
05
Schedule Inspection
Call Building Division
InspectionRequiredDaly City Code
ContractorIssuing authority
06
Final Sign-off
Close permit
FinalLegalDaly City Code
InspectorIssuing authority
§ 06 · Local Enforcement Data

Violations cited most in Daly City.

When confirmed local data is unavailable, this section stays marked for verification.

Commonly cited
Verify with agency

Unpermitted Work

Performing HVAC installations without obtaining a city permit.

PenaltyStop-work order/Fines
Commonly cited
Verify with agency

Missing Title 24 Forms

Failure to provide required energy compliance documentation.

PenaltyInspection failure
Commonly cited
Verify with agency

Improper Refrigerant Disposal

Venting refrigerants into the atmosphere.

PenaltyFederal EPA fines
§ 07 · Daly City-specific FAQ

Questions HVAC contractors ask about Daly City.

Q01Do I need a local business license in Daly City?+
Yes, all contractors performing work within city limits must obtain a business license from the Daly City Finance Department.
Business LicenseDaly CitySource · Daly City Municipal Code
Q02Is a permit required for a simple AC unit replacement?+
Yes, replacing an HVAC unit constitutes a mechanical alteration requiring a permit from the Daly City Building Division.
PermitHVACSource · California Mechanical Code
Q03What is the CSLB bond requirement?+
California law requires all licensed contractors to maintain a $25,000 contractor's bond on file with the CSLB.
BondCSLBSource · Business and Professions Code Section 7071.6
Q04Are there specific energy efficiency standards?+
Yes, all installations must meet the current California Title 24 Energy Code requirements.
Title 24EnergySource · California Energy Commission
Q05Who performs the final inspection?+
The Daly City Building Inspector will verify the installation meets safety and code standards after the work is completed.
InspectionBuilding DivisionSource · Daly City Building Division
Q06Do I need EPA certification?+
Yes, federal law requires technicians handling refrigerants to be EPA Section 608 certified.
EPARefrigerantSource · Clean Air Act Section 608
§ 08 · Related

Adjacent files.

These are the documents Iris tracks for you.

Store licenses, permits, policies, and renewal dates in one place.