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Plumbing

How to get licensed for Plumbing in California

Each row links to the controlling §statute on our laws mirror. The ↗ icon links to the original California source.

License CategoriesCal. Bus. & Prof. Code § 7027.5
ExaminationCal. Bus. & Prof. Code § 6759 — Section 6759
Cal. Bus. & Prof. Code § 7065.4 — Section 7065.4
Experience RequiredCal. Bus. & Prof. Code § 7057 — Section 7057
Insurance & BondingCal. Bus. & Prof. Code § 7027.4 — Section 7027.4
Cal. Bus. & Prof. Code § 7071.9 — Section 7071.9
Cal. Bus. & Prof. Code § 7071.14 — Section 7071.14
FeesCal. Bus. & Prof. Code § 6799 — Section 6799
Cal. Bus. & Prof. Code § 7137 — Section 7137
Continuing EducationCal. Bus. & Prof. Code § 6753 — Section 6753
Cal. Bus. & Prof. Code § 6730 — Section 6730
Scope of PracticeCal. Bus. & Prof. Code § 7040 — Section 7040
Penalties for Unlicensed WorkCal. Bus. & Prof. Code § 7058.7 — Section 7058.7
Cal. Bus. & Prof. Code § 7118.6 — Section 7118.6
Cal. Bus. & Prof. Code § 7123.5 — Section 7123.5
Cal. Bus. & Prof. Code § 7027.3 — Section 7027.3
Cal. Bus. & Prof. Code § 7118.5 — Section 7118.5

Plumbing laws & codes that apply in California

California Statutes (6 sections)
  • Cal. Bus. & Prof. Code § 7057

    Section 7057

    (2) Notwithstanding paragraph (1), a landscape contractor performing work under the Landscape Contractor (C-27) classification, as set forth in Section 832.27 of Title 16 of the California Code of Regulations, may design and install all exterior components of a rainwater capture system, as defined in Section 10573 of the Water Code, that are not a part of, or attached to, a structure. (d) A violation of this section shall be cause for disciplinary action. (e) Nothing in this section authorizes a landscape contractor to engage in or perform activities that require a license pursuant to the Professional Engineers Act (Chapter 7 (commencing with Section 6700)). (Amended by Stats. 2012, Ch. 537, Sec. 1. (AB 1750) Effective January 1, 2013.)

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  • Cal. Bus. & Prof. Code § 7040

    Section 7040

    (a) This chapter does not apply to an authorized representative of the United States government, the State of California, any federally recognized tribe or participating tribe acting within tribal jurisdiction, or any incorporated town, city, county, irrigation district, reclamation district, or other municipal or political corporation or subdivision of this state when the entity or its representative is acting within the scope of the entity’s or representative’s official capacity. (b) Nothing in this section authorizes the entity or its authorized representative thereof either to enter into or authorize a contract with an unlicensed contractor for work that is required by this chapter to be performed by a licensed contractor. (Amended by Stats. 2024, Ch. 485, Sec. 5. (SB 1455) Effective January 1, 2025.)

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  • Cal. Bus. & Prof. Code § 7015

    Section 7015

    The board shall adopt a seal for its own use. The seal shall have the words “Contractors State License Board, State of California, Department of Consumer Affairs,” and the care and custody thereof shall be in the hands of the registrar. (Amended by Stats. 2020, Ch. 312, Sec. 52. (SB 1474) Effective January 1, 2021.)

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  • Cal. Bus. & Prof. Code § 7029.5

    Section 7029.5

    Every C-36 plumbing contractor, C-45 sign contractor, and C-57 well-drilling contractor licensed under this chapter shall have displayed on each side of each motor vehicle used in his or her business, for which a commercial vehicle registration fee has been paid pursuant to Article 3 (commencing with Section 9400) of Chapter 6 of Division 3 of the Vehicle Code, his or her name, permanent business address, and contractor’s license number, all in letters and numerals not less than 1 1 / 2 inches high. The identification requirements of this section shall also apply to any drill rig used for the drilling of water wells. Failure to comply with this section constitutes a cause for disciplinary action. (Amended by Stats. 2011, Ch. 432, Sec. 9. (SB 944) Effective January 1, 2012.)

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  • Cal. Bus. & Prof. Code § 6738

    Section 6738

    (a) This chapter does not prohibit one or more civil, electrical, or mechanical engineers from practicing or offering to practice, within the scope of their license, civil (including geotechnical and structural), electrical, or mechanical engineering as a sole proprietorship, partnership, limited liability partnership, firm, or corporation (hereinafter called business), if all of the following requirements are met: (1) A civil, electrical, or mechanical engineer currently licensed in this state is an owner, partner, or officer in charge of the engineering practice of the business. (2) All civil, electrical, or mechanical engineering services are performed by, or under the responsible charge of, a professional engineer licensed in the appropriate branch of professional engineering. (3) If the business name of a California engineering business contains the name of any person, then that person shall be licensed as a professional engineer, a licensed land surveyor, a licensed architect, or a geologist registered under the Geologist and Geophysicist Act (Chapter 12.5 (commencing with Section 7800)). Any offer, promotion, or advertisement by the business that contains the name of any ind

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  • Cal. Bus. & Prof. Code § 7065.4

    Section 7065.4

    The registrar may accept the qualifications of an applicant who is licensed as a contractor in a similar classification in another state if that state accepts the qualifications of a contractor licensed in this state for purposes of licensure in that other state, and if the board ascertains, on a case-by-case basis, that the professional qualifications and conditions of good standing for licensure and continued licensure are at least the same or greater in that state as in California. The registrar may waive the trade examination for that applicant if the applicant provides written certification from that other state in which he or she is licensed, that the applicant’s license has been in good standing for the previous five years. (Added by Stats. 1990, Ch. 1326, Sec. 2. Effective September 26, 1990.)

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California Business and Professions Code (14 sections)
  • Cal. Bus. & Prof. Code § 7057 Section 7057

    Cal. Bus. & Prof. Code § 7057 — Section 7057

    (2) Notwithstanding paragraph (1), a landscape contractor performing work under the Landscape Contractor (C-27) classification, as set forth in Section 832.27 of Title 16 of the California Code of Regulations, may design and install all exterior components of a rainwater capture system, as defined in Section 10573 of the Water Code, that are not a part of, or attached to, a structure. (d) A violation of this section shall be cause for disciplinary action. (e) Nothing in this section authorizes a landscape contractor to engage in or perform activities that require a license pursuant to the Professional Engineers Act (Chapter 7 (commencing with Section 6700)). (Amended by Stats. 2012, Ch. 537, Sec. 1. (AB 1750) Effective January 1, 2013.)

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  • Cal. Bus. & Prof. Code § 7029.5 Section 7029.5

    Cal. Bus. & Prof. Code § 7029.5 — Section 7029.5

    Every C-36 plumbing contractor, C-45 sign contractor, and C-57 well-drilling contractor licensed under this chapter shall have displayed on each side of each motor vehicle used in his or her business, for which a commercial vehicle registration fee has been paid pursuant to Article 3 (commencing with Section 9400) of Chapter 6 of Division 3 of the Vehicle Code, his or her name, permanent business address, and contractor’s license number, all in letters and numerals not less than 1 1 / 2 inches high. The identification requirements of this section shall also apply to any drill rig used for the drilling of water wells. Failure to comply with this section constitutes a cause for disciplinary action. (Amended by Stats. 2011, Ch. 432, Sec. 9. (SB 944) Effective January 1, 2012.)

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  • Cal. Bus. & Prof. Code § 7040 Section 7040

    Cal. Bus. & Prof. Code § 7040 — Section 7040

    (a) This chapter does not apply to an authorized representative of the United States government, the State of California, any federally recognized tribe or participating tribe acting within tribal jurisdiction, or any incorporated town, city, county, irrigation district, reclamation district, or other municipal or political corporation or subdivision of this state when the entity or its representative is acting within the scope of the entity’s or representative’s official capacity. (b) Nothing in this section authorizes the entity or its authorized representative thereof either to enter into or authorize a contract with an unlicensed contractor for work that is required by this chapter to be performed by a licensed contractor. (Amended by Stats. 2024, Ch. 485, Sec. 5. (SB 1455) Effective January 1, 2025.)

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  • Cal. Bus. & Prof. Code § 7065.4 Section 7065.4

    Cal. Bus. & Prof. Code § 7065.4 — Section 7065.4

    The registrar may accept the qualifications of an applicant who is licensed as a contractor in a similar classification in another state if that state accepts the qualifications of a contractor licensed in this state for purposes of licensure in that other state, and if the board ascertains, on a case-by-case basis, that the professional qualifications and conditions of good standing for licensure and continued licensure are at least the same or greater in that state as in California. The registrar may waive the trade examination for that applicant if the applicant provides written certification from that other state in which he or she is licensed, that the applicant’s license has been in good standing for the previous five years. (Added by Stats. 1990, Ch. 1326, Sec. 2. Effective September 26, 1990.)

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  • Cal. Bus. & Prof. Code § 6730 Section 6730

    Cal. Bus. & Prof. Code § 6730 — Section 6730

    In order to safeguard life, health, property and public welfare, any person, either in a public or private capacity, except as in this chapter specifically excepted, who practices, or offers to practice, civil engineering, electrical engineering or mechanical engineering, in any of its branches in this state, including any person employed by the State of California, or any city, county, or city and county, who practices engineering, shall submit evidence that he or she is qualified to practice, and shall be licensed accordingly as a civil engineer, electrical engineer or mechanical engineer by the board. (Amended by Stats. 2006, Ch. 658, Sec. 95. Effective January 1, 2007.)

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  • Cal. Bus. & Prof. Code § 6737.3 Section 6737.3

    Cal. Bus. & Prof. Code § 6737.3 — Section 6737.3

    A contractor licensed under Chapter 9 (commencing with Section 7000) of Division 3 is exempt from the provisions of this chapter relating to the practice of electrical or mechanical engineering so long as the services he or she holds himself or herself out as able to perform or does perform, which services are subject to the provisions of this chapter, are performed by, or under the responsible charge of a registered electrical or mechanical engineer insofar as the electrical or mechanical engineer practices the branch of engineering for which he or she is registered. This section shall not prohibit a licensed contractor, while engaged in the business of contracting for the installation of electrical or mechanical systems or facilities, from designing those systems or facilities in accordance with applicable construction codes and standards for work to be performed and supervised by that contractor within the classification for which his or her license is issued, or from preparing electrical or mechanical shop or field drawings for work which he or she has contracted to perform. Nothing in this section is intended to imply that a licensed contractor may design work which is to be installed by another person. (Amended by Stats. 2003, Ch. 607, Sec. 28. Effective January 1, 2004.)

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  • Cal. Bus. & Prof. Code § 6738 Section 6738

    Cal. Bus. & Prof. Code § 6738 — Section 6738

    (a) This chapter does not prohibit one or more civil, electrical, or mechanical engineers from practicing or offering to practice, within the scope of their license, civil (including geotechnical and structural), electrical, or mechanical engineering as a sole proprietorship, partnership, limited liability partnership, firm, or corporation (hereinafter called business), if all of the following requirements are met: (1) A civil, electrical, or mechanical engineer currently licensed in this state is an owner, partner, or officer in charge of the engineering practice of the business. (2) All civil, electrical, or mechanical engineering services are performed by, or under the responsible charge of, a professional engineer licensed in the appropriate branch of professional engineering. (3) If the business name of a California engineering business contains the name of any person, then that person shall be licensed as a professional engineer, a licensed land surveyor, a licensed architect, or a geologist registered under the Geologist and Geophysicist Act (Chapter 12.5 (commencing with Section 7800)). Any offer, promotion, or advertisement by the business that contains the name of any individual in the business, other than by use of the name of an individual in the business name, shall clearly and specifically designate the license or registration discipline of each individual named. (b) An out-of-state business with a branch office in this state shall meet the requirements of subdivisions (a) and (h) and shall have an owner, partner, or officer who is in charge of the engineering work in the branch in this state, who is licensed in this state, and who is physically present at the branch office in this state on a regular basis. However, the name of the business may contain the name of any person not licensed in this state if that person is appropriately registered or licensed in another state. Any offer, promotion, or advertisement that contains the name of any individual in the business, other than by use of the names of the individuals in the business name, shall clearly and specifically designate the license or registration discipline of each individual named. (c) The business name of a California engineering business may be a fictitious name. However, if the fictitious name includes the name of any person, the requirements of paragraph (3) of subdivision (a) shall be met. (d) A person not licensed under this chapter may also be a partner or an officer of a civil, electrical, or mechanical engineering business if the requirements of subdivision (a) are met. This section does not permit a person who is not licensed under this chapter to be the sole owner of a civil, electrical, or mechanical engineering business, unless otherwise exempt under this chapter. (e) This section shall not prevent the use of the name of any business engaged in rendering civil, electrical, or mechanical engineering services, including the use by any lawful successor or surviv

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  • Cal. Bus. & Prof. Code § 7150.1 Section 7150.1

    Cal. Bus. & Prof. Code § 7150.1 — Section 7150.1

    A home improvement contractor, including a swimming pool contractor, is a contractor as defined and licensed under this chapter who is engaged in the business of home improvement either full time or part time. A home improvement contractor shall satisfy all requirements imposed by this article. (Amended by Stats. 1997, Ch. 888, Sec. 1. Effective January 1, 1998.)

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  • Cal. Bus. & Prof. Code § 6730.2 Section 6730.2

    Cal. Bus. & Prof. Code § 6730.2 — Section 6730.2

    (a) It is the intent of the Legislature that the licensure requirements that are imposed upon private sector professional engineers and engineering partnerships, firms, or corporations shall be imposed upon the state and any city, county, or city and county that shall adhere to those requirements. Therefore, for the purposes of Section 6730 and this chapter, at least one licensed engineer shall be designated the person in responsible charge of professional engineering work for each branch of professional engineering practiced in any department or agency of the state, city, county, or city and county. (b) Any department or agency of the state or any city, county, or city and county that has an unlicensed person in responsible charge of engineering work on January 1, 1985, shall be exempt from this requirement until that time as the person currently in responsible charge is replaced. (c) The designated person in responsible charge of professional civil engineering work of any department or agency of the state, city, county, city and county, district, or special district pursuant to this section is responsible for compliance with subdivisions (b) and (c) of Section 8771. (Amended by Stats. 2014, Ch. 400, Sec. 9. (SB 1467) Effective January 1, 2015.)

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  • Cal. Bus. & Prof. Code § 7015 Section 7015

    Cal. Bus. & Prof. Code § 7015 — Section 7015

    The board shall adopt a seal for its own use. The seal shall have the words “Contractors State License Board, State of California, Department of Consumer Affairs,” and the care and custody thereof shall be in the hands of the registrar. (Amended by Stats. 2020, Ch. 312, Sec. 52. (SB 1474) Effective January 1, 2021.)

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  • Cal. Bus. & Prof. Code § 7072 Section 7072

    Cal. Bus. & Prof. Code § 7072 — Section 7072

    Following receipt of the application fee and an application furnishing complete information in the manner required by the registrar, and after such examination and investigation as he may require, the registrar, within 15 days after approval of the application, shall notify the applicant that a license may be issued to him on payment of the initial license fee provided in Article 8 (commencing at Section 7135), and, when the initial license fee is paid, shall issue a license to him permitting him to engage in business as a contractor under the terms of this chapter. (Amended by Stats. 1970, Ch. 340.)

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  • Cal. Bus. & Prof. Code § 7065.2 Section 7065.2

    Cal. Bus. & Prof. Code § 7065.2 — Section 7065.2

    Notwithstanding Section 7065, the registrar may waive the examination for a contractor’s license if the applicant has previously held a valid contractor’s license in this state and has been acting in the capacity of a contractor for the United States government in a position exempt from licensure under this chapter. (Added by Stats. 1987, Ch. 630, Sec. 1.)

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  • Cal. Bus. & Prof. Code § 6759 Section 6759

    Cal. Bus. & Prof. Code § 6759 — Section 6759

    The board, upon application therefor, on its prescribed form, and the payment of the fee fixed by this chapter, may issue a certificate of registration as a professional engineer, without written examination, to any person holding a certificate of registration issued to him or her by any state or country when the applicant’s qualifications meet the requirements of this chapter and rules established by the board. The board shall not require a comity applicant to meet any requirement not required of California applicants. For purposes of this section, equivalent second division examinations shall be written examinations prepared by or administered by a state or territory either by single or combined branch at the level generally administered by the board to persons who passed or were exempted from the first division examination. Applicants who have passed an equivalent second division combined branch or a single branch examination in a branch not recognized for registration in California shall be registered in the branch in which their experience and education indicate the closest relationship. (Amended by Stats. 2014, Ch. 400, Sec. 11. (SB 1467) Effective January 1, 2015.)

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  • Cal. Bus. & Prof. Code § 7034 Section 7034

    Cal. Bus. & Prof. Code § 7034 — Section 7034

    (a) No contractor that is required to be licensed under this chapter shall insert in any contract, or be a party, with a subcontractor that is licensed under this chapter to any contract which contains a provision, clause, covenant, or agreement which is void or unenforceable under Section 2782 of the Civil Code. (b) No contractor that is required to be licensed under this chapter shall require a waiver of lien rights from any subcontractor, employee, or supplier in violation of Section 8122 of the Civil Code. (Amended by Stats. 2010, Ch. 697, Sec. 1. (SB 189) Effective January 1, 2011. Operative July 1, 2012, by Sec. 105 of Ch. 697.)

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