Indiana licensing

Licensing in Indiana — Sources checked

Who and what this applies to

Indiana Professional Licensing Agency’s plumbing credentials; this is a trade-specific summary.

The rules

  • Indiana PLA administers apprentice, journeyman plumber, plumbing-contractor and plumbing-contractor-corporation categories. The required credential depends on the work and business form. Source
  • The agency requires Board approval of eligibility before the applicable licensing examination; licensing and renewal instructions differ by category. A plumbing-contractor corporation has its own licensing application. Source

Primary sources

Sources reviewed 2026-09-30. This guide covers the projects and rules stated above.

Not legal advice. This is general legal information. Laws and project facts differ; confirm the applicable requirements for your project.

Back to Indiana contractor law · Licensing topic guide.

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