Connecticut Psychologist — Requirements & Free Practice
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Psychologist
Independent practice license, with examination, endorsement, renewal and restoration pathways.
Licensing authority: Connecticut Department of Public Health, with the Board of Examiners of Psychologists · Application information
Examination route with discretionary nationally recognized diploma waiver
- Application
- Online application and $565 fee; supporting documentation directly from its original sources.
- Background Check
- C.G.S. 20-187c requires state and national fingerprint-based criminal history checks pursuant to 29-17a.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Law Knowledge
- C.G.S. 20-190 permits DPH to request satisfactory evidence of understanding Connecticut psychology laws and regulations; it does not identify a particular current assessment for that slot.
- Passing Score
- DPH specifies 70% before April 2001 and 500 on or after April 2001. Official EPPP verification is sent directly through the score-transfer service. The currently offered EPPP Part 1-Knowledge remains a leaf when it was passed before applying.
- Pending Discipline
- C.G.S. 19a-14(e) prohibits issuance while discipline is pending or a complaint unresolved before another jurisdiction licensing authority.
- Qualification
- Diploma from a nationally recognized board or agency approved by DPH with the Board consent.
- Waiver
- C.G.S. 20-190 permits DPH to waive the examination; the EPPP remains a leaf subject to the individual waiver.
Restoration of a suspended or revoked license
- Corrective Measures
- Reinstatement may carry corrective measures authorized by C.G.S. 19a-17, including professional education and practice restrictions; its restoration provision prescribes no named examination.
- Hearing
- After a hearing, the Board or DPH must find the practitioner able to practice with reasonable skill and safety.
- Prior Status
- Suspended or revoked psychology license.
Official no-examination sources
Effective from 2026-09-22.
- chapter-368a-supplement.html
C.G.S. 19a-17(a), chapter 383 coverage
- chapter-368a-supplement.html
C.G.S. 19a-17(e), reinstatement
Licensure by endorsement: Certificate of Professional Qualification
- Application
- Online application and $565 fee; supporting documentation directly from its original sources.
- Background Check
- C.G.S. 20-187c requires state and national fingerprint-based criminal history checks pursuant to 29-17a.
- Competency
- Present satisfactory evidence of current competent practice.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Law Knowledge
- C.G.S. 20-190 permits DPH to request satisfactory evidence of understanding Connecticut psychology laws and regulations; it does not identify a particular current assessment for that slot.
- Pending Discipline
- C.G.S. 19a-14(e) prohibits issuance while discipline is pending or a complaint unresolved before another jurisdiction licensing authority.
- Qualification
- Current ASPPB Certificate of Professional Qualification, officially verified directly by ASPPB, and verification of all current and expired psychology licenses.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-188, operative paragraph
- ct-chapter-383.html
C.G.S. 20-190, operative paragraph
- cpq.html
CPQ eligibility and documentation
Licensure by endorsement: substantially similar or higher standards
- Application
- Online application and $565 fee; supporting documentation directly from its original sources.
- Background Check
- C.G.S. 20-187c requires state and national fingerprint-based criminal history checks pursuant to 29-17a.
- Competency
- Present satisfactory evidence of current competent practice.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Law Knowledge
- C.G.S. 20-190 permits DPH to request satisfactory evidence of understanding Connecticut psychology laws and regulations; it does not identify a particular current assessment for that slot.
- Other License
- Current psychology license or certificate from a similar board with standards DPH finds substantially similar to or higher than Connecticut standards.
- Pending Discipline
- C.G.S. 19a-14(e) prohibits issuance while discipline is pending or a complaint unresolved before another jurisdiction licensing authority.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-188, operative paragraph
- ct-chapter-383.html
C.G.S. 20-190, operative paragraph
Licensure based on at least four years of licensed practice
- Application
- Online application and $565 fee; supporting documentation directly from its original sources.
- Background Check
- C.G.S. 20-187c requires state and national fingerprint-based criminal history checks pursuant to 29-17a.
- Current License
- Current psychology license, permit, certificate or registration in another U.S. jurisdiction.
- Examination Discretion
- C.G.S. 19a-14d(b) permits DPH to require an examination. DPH implementation states: Note that you will not be required to provide transcripts, verification of any training or be required to complete an examination.
- Experience
- At least four years of practice under that credential.
- Good Standing
- All licenses in good standing, without revocation, discipline, pending professional-conduct complaint, allegation or investigation, or surrender during investigation.
- Pending Discipline
- C.G.S. 19a-14(e) prohibits issuance while discipline is pending or a complaint unresolved before another jurisdiction licensing authority.
Official no-examination sources
Effective from 2026-09-22.
- chapter-368a.html
C.G.S. 19a-14d(a)-(d)
- four-years.html
Application: examination not required
- four-years.html
Eligibility and documentation
- ct-chapter-383.html
C.G.S. 20-187c, fingerprint check
Licensure by examination
- Application
- Online application and $565 fee; supporting documentation directly from its original sources.
- Background Check
- C.G.S. 20-187c requires state and national fingerprint-based criminal history checks pursuant to 29-17a.
- Education
- Doctoral degree in a primarily psychological program approved under C.G.S. 20-189 and R.C.S.A. 20-188-2. APA-accredited programs qualify; non-APA programs undergo the appropriate review. Postdoctoral remediation and applied-psychology respecialization are allowed by 20-188-2(c)(12)-(13). Foreign-program equivalency, translation and credential evaluation follow 20-188-2(d).
- Experience
- One supervised year outside the degree internship: at least 35 hours per week for 46 weeks in 12 consecutive months, or 1,800 hours within 24 consecutive months; no more than 40 hours credited per week.
- Experience Timing
- R.C.S.A. 20-188-3(a)(2) states completion no later than eight weeks before the scheduled licensure examination. DPH reviews complete application materials and supplies exam registration instructions; its page describes a 60-day testing window.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Passing Score
- DPH specifies 70% before April 2001 and 500 on or after April 2001. Official EPPP verification is sent directly through the score-transfer service. The currently offered EPPP Part 1-Knowledge remains a leaf when it was passed before applying.
- Pending Discipline
- C.G.S. 19a-14(e) prohibits issuance while discipline is pending or a complaint unresolved before another jurisdiction licensing authority.
- Supervision
- Per 40 work hours, at least three hours supervision or consultation, including one individual direct face-to-face hour. Supervisor is a licensed doctoral psychologist, not closely related, and supervises no more than three experience candidates concurrently. Curriculum, setting, responsibility and certification follow 20-188-3(b)-(e).
Licensure by examination with two years of licensed experience substituted
- Application
- Online application and $565 fee; supporting documentation directly from its original sources.
- Background Check
- C.G.S. 20-187c requires state and national fingerprint-based criminal history checks pursuant to 29-17a.
- Education
- Doctoral degree in a primarily psychological program approved under C.G.S. 20-189 and R.C.S.A. 20-188-2. APA-accredited programs qualify; non-APA programs undergo the appropriate review. Postdoctoral remediation and applied-psychology respecialization are allowed by 20-188-2(c)(12)-(13). Foreign-program equivalency, translation and credential evaluation follow 20-188-2(d).
- Experience
- C.G.S. 20-188 allows a psychologist licensed or certified in another U.S. jurisdiction to substitute two years of licensed or certified psychology work for the supervised-year requirement. DPH requires an employer letter, or a referral-practitioner letter for private practice, stating licensed practice and dates.
- Experience Timing
- R.C.S.A. 20-188-3(a)(2) states completion no later than eight weeks before the scheduled licensure examination. DPH reviews complete application materials and supplies exam registration instructions; its page describes a 60-day testing window.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Passing Score
- DPH specifies 70% before April 2001 and 500 on or after April 2001. Official EPPP verification is sent directly through the score-transfer service. The currently offered EPPP Part 1-Knowledge remains a leaf when it was passed before applying.
- Pending Discipline
- C.G.S. 19a-14(e) prohibits issuance while discipline is pending or a complaint unresolved before another jurisdiction licensing authority.
- Supervision
- Per 40 work hours, at least three hours supervision or consultation, including one individual direct face-to-face hour. Supervisor is a licensed doctoral psychologist, not closely related, and supervises no more than three experience candidates concurrently. Curriculum, setting, responsibility and certification follow 20-188-3(b)-(e).
Renewal after license became void during military service
- Deadline
- Apply within one year after discharge and complete CE or refresher training required to renew a license that has not become void.
- Documentation
- Prescribed DPH application and required documentation.
- Military Service
- License became void during active armed-forces duty or National Guard service ordered by the Governor, excluding routine annual training.
- Pending Discipline
- No issuance while discipline is pending or complaint unresolved.
Official no-examination sources
Effective from 2026-09-22.
- chapter-368a.html
C.G.S. 19a-88b(a)(1), renewal after military service
- chapter-368a.html
C.G.S. 19a-88b(b)-(c)
- ct-chapter-383.html
C.G.S. 20-191a, operative paragraph
- ct-chapter-383.html
C.G.S. 20-191c(a)
Reinstatement of a lapsed license with recent active practice
- Application
- Online reinstatement application and $565 fee.
- Continuing Education
- If void for one year or more, verify ten CE hours completed in the year immediately before application.
- Documentation
- CV or professional-activity synopsis, verification of all current and expired licenses, and recent employer evaluation of ability and safety. Private practitioners obtain an evaluation from a psychologist or psychiatrist with a referral relationship.
- Historical Eppp Statement
- 2011 guide: If your Connecticut license has lapsed for more than two (2) years, your file must be presented to the Connecticut Board of Examiners of Psychologists for review. The Board meets four (4) times per calendar year. The Board may recommend additional requirements such as repeating the EPPP examination or completion of continuing professional education. Current reinstatement instructions specify Board review and possible refresher training, without identifying a presently required EPPP repeat.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Practice History
- Active clinical practice, or no interruption longer than six months.
- Prior License
- Connecticut psychologist license lapsed due to nonrenewal.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191c(f)
- reinstatement.html
Reinstatement documentation and practice-history review
Reinstatement of a lapsed license with Board review
- Application
- Online reinstatement application and $565 fee.
- Continuing Education
- If void for one year or more, verify ten CE hours completed in the year immediately before application.
- Documentation
- CV or professional-activity synopsis, verification of all current and expired licenses, and recent employer evaluation of ability and safety. Private practitioners obtain an evaluation from a psychologist or psychiatrist with a referral relationship.
- Historical Eppp Statement
- 2011 guide: If your Connecticut license has lapsed for more than two (2) years, your file must be presented to the Connecticut Board of Examiners of Psychologists for review. The Board meets four (4) times per calendar year. The Board may recommend additional requirements such as repeating the EPPP examination or completion of continuing professional education. Current reinstatement instructions specify Board review and possible refresher training, without identifying a presently required EPPP repeat.
- Historical State Law Guide
- The 2011 DPH study-guide cover letter states: Only approved candidates will be admitted to the examination. Approved candidates are those deemed by the Department as having satisfied all of the requirements set forth by the Department. All applicants for psychology licensure must successfully complete the State Law Examination, including those applying for the reinstatement of their license. The current DPH eligibility, CPQ and reinstatement checklists do not repeat that demand. This historical carrier is not used to assert a currently offered examination on September 22, 2026; no discontinuation is asserted.
- Practice History
- Out of active clinical practice more than six months: Board review required. More than five years out of practice typically requires refresher training.
- Prior License
- Connecticut psychologist license lapsed due to nonrenewal.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191c(f)
- reinstatement.html
Reinstatement documentation and practice-history review
Annual renewal
- Continuing Education
- Ten hours each registration period: no more than five asynchronous online, distance-learning or home-study units, and at least five synchronous online units. At least two contact hours veterans mental-health training during the first CE-required renewal and at least once every six years. Qualifying research presentations count for at most five units; an ABPP diploma earned during the period may substitute for that period.
- Documentation
- Retain CE completion certificates at least three years after the renewal for which they were used and submit to DPH upon request.
- Renewal
- Renew annually in the birth month, submit the renewal application and required information, and pay the applicable fee (DPH lists $570). Failure to renew within the statutory 90-day interval makes the license void.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191a, operative paragraph
- ct-chapter-383.html
C.G.S. 20-191c(a)
- ct-chapter-383.html
C.G.S. 20-191c(b)
- ct-chapter-383.html
C.G.S. 20-191c(c)
- ct-chapter-383.html
C.G.S. 20-191c(d)
- ct-chapter-383.html
C.G.S. 20-191c(e)
- ct-chapter-383.html
C.G.S. 20-191c(f)
- renewal.html
Renewal timing
- chapter-368a-supplement.html
C.G.S. 19a-88(f), void after 90 days
Renewal with medical disability or illness waiver or extension
- Continuing Education
- Ten hours each registration period: no more than five asynchronous online, distance-learning or home-study units, and at least five synchronous online units. At least two contact hours veterans mental-health training during the first CE-required renewal and at least once every six years. Qualifying research presentations count for at most five units; an ABPP diploma earned during the period may substitute for that period.
- Documentation
- Retain CE completion certificates at least three years after the renewal for which they were used and submit to DPH upon request.
- Renewal
- Renew annually in the birth month, submit the renewal application and required information, and pay the applicable fee (DPH lists $570). Failure to renew within the statutory 90-day interval makes the license void.
- Waiver
- Prescribed application, certification by a physician, physician assistant or advanced practice registered nurse, and other required documentation. DPH may grant a waiver or extension up to one registration period; additional relief requires continuing disability or illness and reapplication.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191a, operative paragraph
- ct-chapter-383.html
C.G.S. 20-191c(a)
- ct-chapter-383.html
C.G.S. 20-191c(b)
- ct-chapter-383.html
C.G.S. 20-191c(c)
- ct-chapter-383.html
C.G.S. 20-191c(d)
- ct-chapter-383.html
C.G.S. 20-191c(e)
- ct-chapter-383.html
C.G.S. 20-191c(f)
- renewal.html
Renewal timing
- chapter-368a-supplement.html
C.G.S. 19a-88(f), void after 90 days
First renewal
- Continuing Education
- C.G.S. 20-191c(d) exempts first renewal applicants from subsection (a) CE requirements.
- Documentation
- Retain CE completion certificates at least three years after the renewal for which they were used and submit to DPH upon request.
- Renewal
- Renew annually in the birth month, submit the renewal application and required information, and pay the applicable fee (DPH lists $570). Failure to renew within the statutory 90-day interval makes the license void.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191a, operative paragraph
- ct-chapter-383.html
C.G.S. 20-191c(a)
- ct-chapter-383.html
C.G.S. 20-191c(b)
- ct-chapter-383.html
C.G.S. 20-191c(c)
- ct-chapter-383.html
C.G.S. 20-191c(d)
- ct-chapter-383.html
C.G.S. 20-191c(e)
- ct-chapter-383.html
C.G.S. 20-191c(f)
- renewal.html
Renewal timing
- chapter-368a-supplement.html
C.G.S. 19a-88(f), void after 90 days
Renewal while not in active professional practice
- Continuing Education
- Ten hours each registration period: no more than five asynchronous online, distance-learning or home-study units, and at least five synchronous online units. At least two contact hours veterans mental-health training during the first CE-required renewal and at least once every six years. Qualifying research presentations count for at most five units; an ABPP diploma earned during the period may substitute for that period.
- Documentation
- Retain CE completion certificates at least three years after the renewal for which they were used and submit to DPH upon request.
- Renewal
- Renew annually in the birth month, submit the renewal application and required information, and pay the applicable fee (DPH lists $570). Failure to renew within the statutory 90-day interval makes the license void.
- Waiver
- Notarized application before the registration period ends. DPH may waive CE when no professional practice occurred in any form during that period; practice cannot resume until statutory CE requirements are met.
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191a, operative paragraph
- ct-chapter-383.html
C.G.S. 20-191c(a)
- ct-chapter-383.html
C.G.S. 20-191c(b)
- ct-chapter-383.html
C.G.S. 20-191c(c)
- ct-chapter-383.html
C.G.S. 20-191c(d)
- ct-chapter-383.html
C.G.S. 20-191c(e)
- ct-chapter-383.html
C.G.S. 20-191c(f)
- renewal.html
Renewal timing
- chapter-368a-supplement.html
C.G.S. 19a-88(f), void after 90 days
Return to active practice after a continuing education waiver
- Continuing Education
- Meet statutory CE requirements before practice resumes; complete five hours no later than six months after returning to active practice and comply with certificate-of-completion requirements.
- Prior Waiver
- Waiver under C.G.S. 20-191c(d).
Official no-examination sources
Effective from 2026-09-22.
- ct-chapter-383.html
C.G.S. 20-191c(d)
- ct-chapter-383.html
C.G.S. 20-191c(e)
- ct-chapter-383.html
C.G.S. 20-191c(c)
Reinstatement after voluntary surrender or agreement not to renew
- Department Review
- DPH determines statutory and regulatory eligibility and may deny it for listed fitness or conduct grounds, or issue under a consent order with individual conditions. Section 19a-14(a)(6) prescribes no separate identified examination.
- Prior Status
- License voluntarily surrendered, or not renewed or reinstated by agreement under C.G.S. 19a-17(d).
Official no-examination sources
Effective from 2026-09-22.
- chapter-368a-supplement.html
C.G.S. 19a-14(a)(6), surrendered licenses
- chapter-368a-supplement.html
C.G.S. 19a-17(a), chapter 383 coverage
Doctoral-level psychology provider temporary permit
Supervised postdoctoral permit, nonrenewable and valid no longer than one year after attaining the doctoral degree.
Licensing authority: Connecticut Department of Public Health, with the Board of Examiners of Psychologists · Application information
Supervised postdoctoral temporary permit
- Application
- Online application, $100 fee, photograph and diploma or transcript.
- Duration
- No longer than one year after attaining the degree, nonrenewable, void without reissue if the applicant fails the licensure examination.
- Education
- Doctoral degree or equivalent from an approved program under C.G.S. 20-189.
- Exam Timing
- EPPP is involved although passing is not a prerequisite to initial permit issuance; timing and failure consequences remain conditions.
- Supervision
- Practice under a licensed psychologist; includes postdoctoral residents and fellows.
- Unfinished Requirements
- Applicant has not yet completed supervised postdoctoral experience or taken the licensure EPPP.
EPPP (Part 1-Knowledge)
- Provider
- Association of State and Provincial Psychology Boards (ASPPB); delivered by Pearson VUE at Pearson Professional Centers
- Format
- Computer-based multiple-choice examination; each item has three or four possible responses, only one of which is correct; the score is the number of correct responses. A French form (FEPPP) is available only to candidates whose licensing authorities legally require a French form.
- Exam questions
- 225 items: 175 scored and 50 unscored pretest items
- Time limit
- 4 hours and 15 minutes for completion of the exam items
- Passing score
- Scaled score (200-800 scale); ASPPB recommended passing scores of 500 for independent practice and 450 for supervised practice; each licensing authority sets its own passing standard
- Exam fee
- $600 USD exam fee per sitting plus $91.88 test sitting fee (English EPPP (Part 1-Knowledge))
Examination outline
Domain 1. Biological Bases of Behavior (10%)
- KN1. Functional correlates and determinants of the neurobiological and genetic bases of behavior pertaining to perception, cognition, personality, and mood and affect in normal, acute and chronic neurobehavioral disease processes and disease comorbidities
- KN2. Drug classification, mechanisms of action, and desired/adverse effects of therapeutic agents, drugs of abuse, and complementary or alternative agents
- KN3. Results from major trials and general guidelines for pharmacological, psychotherapeutic, and combined treatment of psychological disorders
- KN4. Behavioral genetics, transmission and expression of genetic information and its modification, and the role and limitations of this information in understanding disorders
- KN5. Applications of structural and functional brain imaging methods, electrophysiological methods, therapeutic drug monitoring methods, and genetic screening methodologies, and the evidence for their effectiveness
Domain 2. Cognitive-Affective Bases of Behavior (13%)
- KN6. Major research‐based theories and models of intelligence and their application
- KN7. Major research-based theories, models, and principles of learning and their application
- KN8. Major research‐based theories and models of memory and their application
- KN9. Major research‐based theories and models of motivation and their application
- KN10. Major research-based theories and models of emotion and their application
- KN11. Elements of cognition, including sensation and perception, attention, language, information processing, visual-spatial processing, executive functioning
- KN12. Relations among cognitions/beliefs, behavior, affect, temperament, and mood
- KN13. Influence of psychosocial factors on cognitions/beliefs and behaviors
Domain 3. Social and Cultural Bases of Behavior (11%)
- KN14. Major research‐based theories and models of social cognition (e.g., person perception, development of stereotypes, prejudice)
- KN15. Social interaction and relationships (e.g., attraction, aggression, altruism, organizational justice, verbal and non‐verbal communication, internet communication, mate selection, empathy)
- KN16. Group and systems processes (e.g., school, work, and family systems, job satisfaction, team functioning, conformity, persuasion) and social influences on functioning
- KN17. Major research‐based personality theories and models
- KN18. Cultural and sociopolitical psychology (e.g., privilege, cross‐cultural comparisons, political differences, international and global awareness, religiosity and spirituality, acculturation)
- KN19. Identity diversity and intersectionality (e.g., psychological impact of diversity on individuals, families, and systems)
- KN20. Causes, manifestations, and effects of oppression
Domain 4. Growth and Lifespan Development (12%)
- KN21. Normal growth and development across the lifespan
- KN22. Influence of individual‐environment interaction on development over time (e.g., the relationship between the individual and the social, academic, work, community environment)
- KN23. Major research‐based theories and models of development
- KN24. Influence of diverse identities on development
- KN25. Family development, configuration, and functioning and their impact on the individual across the lifespan
- KN26. Life events that can influence the course of development across the lifespan
- KN27. Risk and protective factors that may impact a developmental course (e.g., nutrition, prenatal care, health care, social support, socioeconomic status, abuse, victimization, and resiliency)
- KN28. Disorders and diseases that impact the expected course of development over the lifespan
Domain 5. Assessment and Diagnosis (16%)
- KN29. Psychometric theories, item and test characteristics, test construction and standardization procedures, reliability and validity, sensitivity and specificity, and test fairness and bias
- KN30. Assessment theories and models (e.g., developmental, behavioral, ecological, neuropsychological)
- KN31. Assessment methods and their strengths and limitations (e.g., self‐report, multi-informant reports, psychophysiological measures, work samples, assessment centers, direct observation, structured and semi‐structured interviews)
- KN32. Commonly used instruments for the measurement of characteristics and behaviors of individuals and their appropriate use with various populations
- KN33. Issues of differential diagnosis and integration of non‐psychological information into psychological assessment
- KN34. Instruments and methods appropriate for the assessment of groups and organizations (e.g., program evaluation, needs assessment, organizational and personnel assessment)
- KN35. Criteria for selection and adaptation of assessment methods (e.g., evidenced-based knowledge of assessment limitations, cultural appropriateness, trans‐cultural adaptation, and language accommodations)
- KN36. Classification systems and their underlying rationales and limitations for evaluating client functioning; dimensional vs. categorical approaches to diagnosis
- KN37. Factors influencing evidence-based interpretation of data and decision‐making (e.g., base rates, group differences, cultural biases and differences, heuristics)
- KN38. Constructs of epidemiology and base rates of psychological and behavioral disorders
- KN39. Major research-based theories and models of psychopathology
- KN40. Measurement of outcomes and changes due to prevention or intervention efforts with individuals, couples, families, groups, and organizations
- KN41. Use of technology in implementing tests, surveys, and other forms of assessment and diagnostic evaluation (e.g., validity, cost-effectiveness, consumer acceptability)
Domain 6. Treatment, Intervention, and Prevention and Supervision (15%)
- KN42. Factors related to treatment or intervention decision-making (e.g., relevant research, matching treatment to assessment/diagnosis, matching client or patient with psychologist characteristics, knowledge and use of allied services, cost and benefit, readiness to change)
- KN43. Contemporary research-based theories and models of treatment, intervention, and prevention
- KN44. Treatment techniques and interventions and the evidence for their comparative efficacy and effectiveness
- KN45. Methods and their evidence base for prevention, intervention, and rehabilitation with diverse and special populations
- KN46. Interventions to enhance growth and performance of individuals, couples, families, groups, systems, and organizations
- KN47. Research-based consultation models and processes
- KN48. Research-based models of vocational and career development
- KN49. Telepsychology and technology‐assisted psychological services
- KN50. Healthcare systems, structures, and economics, and how these impact intervention choice
- KN51. Approaches to health promotion, risk reduction, resilience, and wellness
- KN52. Contemporary theories and models of supervision and their evidence base
Domain 7. Research Methods and Statistics (7%)
- KN53. Sampling and data collection methods
- KN54. Design of case, correlational, quasi‐experimental, and experimental studies
- KN55. Analytic methods, including qualitative (e.g., thematic, phenomenological) and quantitative (e.g., probability theory; descriptive, inferential, and parametric statistics; meta-analysis; factor analysis; causal modeling)
- KN56. Statistical interpretation (e.g., power, effect size, causation vs. association, clinical vs. statistical significance)
- KN57. Critical appraisal and application of research findings (e.g., adequacy of design and statistics, limitations to generalizability, threats to internal and external validity, design flaws, level of evidence)
- KN58. Evaluation strategies and techniques (e.g., needs assessment, process and implementation evaluation, formative and summative program evaluation, outcome evaluation, cost‐benefit analysis)
- KN59. Considerations regarding community involvement and participation in research
- KN60. Dissemination and presentation of research findings
Domain 8. Ethical/Legal/Professional Issues (16%)
- KN61. Current ethical principles and codes for psychologists (APA, CPA)
- KN62. Professional standards and relevant guidelines for the practice of psychology (e.g., standards for educational and psychological testing)
- KN63. Laws, statutes, and judicial decisions that affect psychological practice
- KN64. Identification and management of potential ethical issues
- KN65. Models of ethical decision‐making
- KN66. Approaches for continuing professional development
- KN67. Emerging social, legal, ethical, and policy issues and their impact on psychological practice
- KN68. Client and patient rights
- KN69. Ethical issues in the conduct of research
- KN70. Ethical issues in supervision
- KN71. Ethical issues in technology-assisted psychological services
Examination sources
- ASPPB EPPP Candidate Handbook (January 2026)
p. 21, Appendix A, introduction
- ASPPB EPPP Candidate Handbook (January 2026)
p. 21, Appendix A, Domain 1 heading
- ASPPB EPPP Candidate Handbook (January 2026)
p. 24, Appendix A, Domain 8 heading
- ASPPB EPPP Candidate Handbook (January 2026)
p. 24, Appendix A, last knowledge statement
- ASPPB EPPP Candidate Handbook (January 2026)
p. 5, EPPP (Part 1-Knowledge), item counts
- ASPPB EPPP Candidate Handbook (January 2026)
p. 11, Taking the EPPP, time allowed for EPPP (Part 1-Knowledge)
- ASPPB EPPP Candidate Handbook (January 2026)
p. 12, Taking the EPPP, scoring sentence
- ASPPB EPPP Candidate Handbook (January 2026)
p. 14, Scaled Scores and Passing Scores, scale
- ASPPB EPPP Candidate Handbook (January 2026)
p. 14, Scaled Scores and Passing Scores, recommended passing scores
- ASPPB EPPP Candidate Handbook (January 2026)
p. 6, Applying to sit for the EPPP
- ASPPB EPPP Candidate Handbook (January 2026)
p. 8, Schedule an EPPP testing appointment
- ASPPB EPPP Candidate Handbook (January 2026)
p. 8, Exam & Test Center Appointment Fees, English EPPP (Part 1-Knowledge) bullet
- ASPPB EPPP Candidate Handbook (January 2026)
p. 8, Exam & Test Center Appointment Fees, test sitting fee sub-bullet
- ASPPB EPPP Candidate Handbook (January 2026)
p. 10, French EPPP (FEPPP)