Delaware Plumbing Contractor

Requirements to Obtaining your License.

• Completed, signed and notarized application form
• Pro-rated processing fee by check or money order made payable to “State of Delaware.”
• The applicant must also submit additional documentation depending on whether he or she is applying by Journeyman Certificate or Supervised Work Experience.

Work that can be Done Under this License

A licensed plumber in Delware can perform all aspects of plumbing, utility connections, irrigation systems, as well as gas piping to water heaters, laundry equipment, kitchen equipment, gas grills, and swimming pool heaters.

Applying to get your License

Applications can be downloaded here.

Dianna Mead
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Ph: (302) 744-4504
FAX: (302) 739-2711

Reciprocity Agreements

Continuing Education

Exam Details

• The exams are given the first Saturday in February, May, August and November.
• 75% pass rate required
• Applicants who fail two consecutive times with a grade of less than 50% each time must wait one year before re-testing

Books and References for the Exam

• These references are available for purchase from ouronline contractor’s bookstore or by calling our office at 1-800-952-0910.

  • International Plumbing Code, 2003
  • Mathematics for Plumbers and Pipefitters, Sixth Edition
  • Plumbing Design and Installation, Third Edition

Exam Review, Training, Education

We do not offer training for this license at this time, please check later as we add more content.