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Texas DPS Law Enforcement Polygraph School

Polygraph News

Application for Class 25 is now closed. The session is scheduled to run from January 3 to March 10, 2017.  NOTE: The 2016 Advanced Polygraph Training Course that was scheduled for November 8-10, 2016, has been canceled.

Congratulations to the new examiners of Class 24 who graduated from the Texas Department of Public Safety Law Enforcement Polygraph School on March 13, 2015.

Special congratulations also to Class 24 students Aaron Lewallen and Joseph Marino. Aaron Lewallen was awarded the DPS Director’s Award for highest class GPA, and Joseph Marino was awarded the School Director’s Award for overall outstanding student.

To be considered for Class 25, applicants must:

Students applying from the state of Texas must also have a Texas-licensed polygraph examiner who has agreed to sponsor the student during the intern licensing portion of the Texas Department of Licensing and Regulations licensing process.

For further information on the Texas polygraph licensing process, visit the Texas Department of Licensing and Regulation’s web site at, or send an e-mail to  For all other questions regarding the school, please refer to the online school catalog or contact the school’s administrative assistant.