Waste Cooking Oil (WCO) is a hazardous and toxic that has a negative impact on the environment. WCO becomes a potential if it managed properly, because it can be processed into products that have an economic value. The purposes of this research were to present data the use of cooking oil in the Province of Bali, the handling carried out, the distribution flow of WCO, public expectation and responses regarding the wasted cooking oil collection system. The research stage begins with an initiation, collecting data of respondent, processing and analyzing data. Data collection was conducted using questionnaires and interviews. The sample used was 365 respondents consisting of household respondents, hotels, restaurants, cafes, food-based SMEs, catering and street vendors. The results showed that the use of cooking oil in Bali is not less than 3,050.052 liters/month which will produce WCO not less than 1 million liters/month. The data obtained were then analyzed descriptively. In handling and distribution of WCO, it was found that 91% of respondents disposed of their WCO, and 6% was distributed to collectors or waste banks and the rest was processed themselves to make products such as candles. Then 98% of respondents hope and are willing to support the government to create a WCO management system, where WCO can be collected by villages or waste banks for households and collectors who have permits/legality for non-household WCO. This research provides positive information for the government, so that in the future WCO can be managed properly and provide added value for environmental, social and economic aspects.