Child labor is universal problem throughout the world and is worth to investigate .Child labor is harmful occupations or work activities by all children below 18 in the labor market or their own household; all children undertaking work in the labor market or household interfering with their primary education; all children under 15 in full time employment; and all children under 13 in part time. The purpose of the study was to investigate determinants of child labor working at automobiles workshop at Tehkal Payan of Peshawar City, Khyber Pakhtunkhwa, Pakistan, and the main objectives were to study the child characteristics, to explore the parental factors and to examine the household characteristics that forced child in to labor. The population of the study constituted 1500 children working in 300 automobiles workshop. 150 automobiles were randomly selected and 300 children (two from each automobile) were the sample size of the study. In the study descriptive analysis and regression technique were used for the analysis of variables. The studies found that majority of the children working in automobile were in the ages of 11-14 years while most of the children had only primary education exposure. Moreover, children belonged to large families had the greatest proportion in total population along with most of the children in automobile workshop were the eldest in birth order. Majority of the children had alive father who were wage earners and unemployed. Uneducated household head were in higher proportion that pushed their children for work in automobile workshop. The working environment was generally not satisfactory after statistical analysis it was concluded that Quality of schooling should be improved. Effective coordination between government and various NGO’s should be carried and national child policy adopted by government has to be implemented. Supervisor:- Dr. Muhammad Jehangir Khan