This research is about The Influence of Sales Promotion Costs on Sales Volume, it is conducted at PT Asuransi Jiwasraya (Persero) Branch Office Semarang Barat located at Jalan S. Parman No.29 A Semarang. The purpose of this research is to find out how big the influence of sales promotion costs on sales volume is. Source of data used are secondary data from the company within the last 4 years, from 2013 until 2016. The methods of data collection are interview, documentary and literature review. The analysis technique used arethe simple regression analysis, t test, and the coefficient of determination testing. The results of this research show tcount(7,558) >ttable(4,303) or significance value (0,017) < level of significance (0,05), it means there is a significant influence between sales promotion costs on sales volume. The magnitude of the effect of sales promotion costs on sales volume is 96,6% and the remaining 3,4% is influenced by other factors which are not observed in this research. So, if the company wants to increase sales volume, the company has to increase sales promotion costs too