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District of Columbia · original-source directory

Occupational licensing references
in District of Columbia.

74 records to help you investigate training and career routes.

Historical reference directory. These records come from the October 2024 occupational-license export linked by CareerOneStop. Individual record dates vary and can be much older. The names and authority links help you start a check; they do not establish today’s legal requirements or a complete list of regulated occupations. Some old source links may have moved.

Explore the records

49–74 of 74

Alphabetical by provider or license title. Related records are grouped only where their source identities match.

PLUMBERS

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2016-06-23 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

Private Detective

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2010-01-01 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

PROFESSIONAL ENGINEERS

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2016-06-23 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

REAL ESTATE BROKERS

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2016-06-23 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

REAL ESTATE SALESPERSON

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2016-06-23 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

Refrigeration and Air Conditioning

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2010-01-01 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

REFRIGERATION/AIR CONDITIONING

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2016-06-23 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

Security Officer

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2010-01-01 · exported October 2024 · current status unverified

Check the listed authority or license source ↗

STEAM ENGINEERS

Department of Consumer & Regulatory Affairs · Occupational & Professional Licensing Administration

Source record updated: 2016-06-23 · exported October 2024 · current status unverified

Check the listed authority or license source ↗