California Porch

Small Business · Checklist · Reviewed July 14, 2026

Regulated business license and permit check

Check the work and the address before signing a lease or taking money. Regulated trades carry extra rules.

The short version

Regulated work needs the work license and the site approval

A business filing is only the shell, because the work itself brings its own approvals. Construction generally needs a contractor license when a permit is required, an employee is used, or the job totals $1,000 or more. A home food business uses a local Class A registration or Class B permit. Alcohol needs the correct ABC license and local land-use approval, and cannabis needs both local permission and a state license. Some industrial sites must show stormwater coverage when a local business license is issued or renewed.

What changes the answer: The same trade can have different rules at different addresses. A state license does not override zoning, health, fire, building, cannabis, or stormwater rules. A local approval does not replace the state license.

An ordinary business filing does not allow regulated work by itself. State and local offices may each have a part. They may review the person, the work, the location, or all three.

How it works

A professional license belongs to the work

Many jobs and trades have their own California board or bureau. The DCA search shows many of those licenses. It also shows status and public discipline. Search the person and the business when the board licenses both.

For building work, the normal CSLB line is clear. A license is required when the job needs a building permit. It is also required when employee labor is used. The same is true when labor and materials cost $1,000 or more. The small-job exception works only when all three facts point the other way. A large job cannot be split into small deals to avoid the rule.

Food rules follow the kitchen and the sale

A restaurant, market, food truck, caterer, and home kitchen do not use one food permit. The local health office handles most retail food permits and checks. Other steps can sit beside the health permit. These may include planning, fire, a seller's permit, and a local business license.

A cottage food shop may make only foods on the state's low-risk list. A Class A shop registers with the local office and sells straight to the buyer. Its 2026 gross-sales limit is $88,878. A Class B shop gets a local permit and may also sell through a permitted store. Its 2026 limit is $177,756. CDPH adjusts both limits for inflation each year, so check the current-year table before counting on either number.

Alcohol privileges depend on the license type

An on-sale license lets people drink the named alcohol at the site. An off-sale license is for alcohol taken away. Beer-and-wine and general licenses allow different drinks. A restaurant and a bar may need different types. So may a tasting room, store, caterer, or one-day event.

A new or moved retail application normally posts notice at the site for 30 days. ABC says many reviews take about 45 to 50 days. A protest or local review can add time. So can a quota, building work, or missing papers. Apply for the right address before building the bar or giving an opening date.

On-site alcohol service adds RBS training

A server or manager under an on-site license generally needs RBS training. RBS means Responsible Beverage Service. The worker must be certified within 60 days after the first day of work. The worker first signs up and takes approved training. The ABC exam must be passed within 30 days after the training is confirmed.

The certification belongs to the worker. It lasts three years. It can follow the worker to a new job while it is valid. A daily license does not get the normal 60-day grace period. The event must have the required certified person there.

Cannabis permission begins with the city or county

California has state licenses to grow, make, test, move, and sell cannabis. It also has a microbusiness license. The city or county decides which types it will allow at an address. It may cap the number of licenses. It may add distance or zoning rules. It may also ban every commercial type.

County rules cover land outside city limits. A city in that county can make a different choice. The state form asks for proof of local approval. It cannot cancel a local ban. Check the exact site before paying for a lease, plans, or equipment.

Industrial stormwater can appear at business-license time

A city or county screens certain industry codes when it issues or renews a business license. The screen checks if stormwater rules may apply. A covered site may need to give the local office a state ID number. It may need another accepted stormwater record instead.

A Notice of Intent is the usual lane when covered work or materials are open to rain. It also looks at whether stormwater leaves the site. A No Exposure Certification may fit when all industry work and materials stay out of rain. A Notice of Non-Applicability is a different technical path. The facts at the site choose the lane. The business name does not.

First moves

  1. 1

    Describe the exact work, products, customers, and address. Add the equipment and any waste or discharge.

  2. 2

    Use CalGOLD to find likely offices. Then check with each office. CalGOLD is a directory. It does not issue permits.

  3. 3

    For professional work, search the DCA license database. Then read the rules from the board that handles that work.

  4. 4

    For construction, check the contractor license class. Check local building permits before you bid or start.

  5. 5

    For retail or home-made food, call the local health office. Use the state food guide too.

  6. 6

    For alcohol, begin with ABC and the local land-use office. For cannabis, get local approval before the state application. A city or county can ban or limit these businesses.

  7. 7

    For an industrial site, ask two offices. The local license office and Water Boards can explain any stormwater proof.

Watch for

  1. 1

    A state work license does not replace local approvals. Zoning, building, fire, health, or business rules may still apply.

  2. 2

    A local permit does not replace a required state license.

  3. 3

    Cannabis rules are especially local. State licensing does not override a city or county prohibition.

  4. 4

    Food rules depend on the product and how it is made. The place and local health office matter too.

  5. 5

    Stormwater duties depend on the site and its work. The business name does not settle it.

  6. 6

    Licensing can take time. Check the address and order of steps before a lease, buildout, or equipment purchase.

Official sources

Where to confirm this

Use the source that matches the step you are on. Current forms, fees, deadlines, and agency decisions can change after this page is reviewed.

Use this as a map. It does not decide your rights, tell you what to file, or say someone broke the law. If a deadline, denial, eviction, firing, injury, tax bill, permit fight, or insurance dispute is on the line, use the official source or a licensed professional.

How to use California Porch safely

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Use the nearby shelf when this is the right lane, or jump back to the full directory if the task changed names.

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