Background: In this day and age, the influence of technology in the development of medical science is very high, in addition to improving the speed, accuracy and, quality of the medical profession, but it can also cause various problems both legal and medical ethics issues. Autopsy were performed on 40% to 60% of all hospital deaths in the United States before 1970. Now, this figure has dropped below 5%. Law enforcement in Indonesia is not equipped with all kinds of science that can be used to analyze and scientifically conclude every criminal act that occurs. Previous research has shown that the level of knowledge of members of the city police sector about autopsy showed that 17 people out of 25 respondents had a good knowledge of autopsy, and when viewed from the age factor, 78.6% had a good level of knowledge about autopsy, from education factors, 75% had a good level of knowledge about autopsy, from rank factors, 100% had a good level of knowledge. about the autopsy. 33Based on the background above the formulation of the problem in this study is "How is the level of knowledge of investigators and investigators assistant to the Directorate of General Criminal Investigation of the North Sumatera Regional Police about autopsy in 2021 Metode: This research is descriptive with cross-sectional design in a descriptive form that is conducted in the North Sumatera Regional Police from June 1, 2021, to August 31, 2021, with the research population of all Investigators and Investigators of the Directorate of General Criminal Investigation of the North Sumatera Regional Police and Samples on this study are Investigators and Investigators assistant to the North Sumatera Regional Police Directorate of General Criminal Investigation that marked handle the consent sheet as a sample and who fills out the questionnaire sheet. The technique in sampling in this study using total sampling, namely sampling all Investigators and Investigators Assistant Directorate of General Criminal Investigation of the North Sumatera Regional Police where the data have listed the variables to be examined by the specific purpose of this study. Data is collected and recorded and tabulated with the type of variable to be studied. Results: Based on the results of research and data analysis on the Level of Knowledge of investigators and assistant investigators of the general criminal investigation directorate of the North Sumatera Regional Police about the Autopsy in 2021, several points of conclusion can be drawn: (1). The majority of respondents had a good knowledge of autopsy, namely as many as 72 good people (90%)and 8 people enough (10%). (2). Judging from the age factor, the age level that has good knowledge is between 36-45 years, which is as many as 35 people (94.59%). (3). Judging from the education factor, the majority of respondents who have good knowledge are respondents who are educated Bachelor and Master, namely Bachelor as many as 59 people (92.19%) and Master as many as 1 person (100%). (4). Judging from the rank factor, the majority of respondents who have good knowledge are the rank of Second Police Inspector Adjutant, First Police Inspector Adjutant, Second Police Inspector, First Police Inspector, Police Commissioner Adjutant and, Police Commissioner which is 100%.

level of knowlegde

Autopsy

Investigator

Police