A study was conducted to understand the role of buying impulsive trait inmoderating the relationship between emotional states dan impulsive buying behavior.Data was collected directly using questionnaires to 200 respondents. Purposive samplingwas used for the sampling technique. Hypothesis testing used in this study was thesimple regression analysis.The result of hypothesis test reveals that there is a positive influence ofemotional states towards impulsvive buying behavior and buying impulsive trait, which moderates the relationship between emotional states and impulsive buying behavior.For future researchers is expected to add an item statement to the variableimpulsive buying behavior in order to test the validity and reliability tests and add more than 200 respondents so that the results can be generalized.