The aim of the current Bachelor’s thesis was to produce a comprehensible Estonian version of the Clinician-Administered PTSD Scale for DSM-5 (CAPS-5), as part of a more extensive adaptation process. To achieve this objective, the original English version of the CAPS-5 was translated into Estonian and then reviewed and revised by a team of experts comprising of three clinical psychologists with experience in trauma related work and a psychiatrist. The Estonian version of the CAPS-5 was then reviewed by a clinical psychologist and expert in the field in question who did not participate in previous discussion and editing of the Estonian CAPS-5. The final version of the Estonian CAPS-5 was tested with a small community sample of six individuals who had endorsed trauma exposure, in order to examine its comprehensibility and draw primary conclusions about whether or not it indicates the presence or absence of post-traumatic stress disorder (PTSD). The results indicated that the Estonian CAPS-5 was generally clear and understandable and enables to establish a diagnosis