Community Led Total Sanitation (CLTS) is a paradigm and model of a new approach to sanitation development in Indonesia that prioritizes community empowerment and behavioral change. Work area of Seririt II Public Health Center was the working area with the lowest access to the lowest latrine in Buleleng regency, which was 65.58% and there were no ODF status. The purpose of this research was to evaluate the process of actualization of CLTS first pillar program in the work area of Seririt II Community Health Center. This research was an observastional research used cross sectional study design. Data collection techniques with primary data were obtained using questionnaires. The sample of this research was sanitation officer. Data analysis used descriptive analysise. The results of the evaluation process of actualization of the Community Led Total Sanitation Program (CLTS) first pillar in the work area of Seririt II Community Health Center were not in accordance with the Minister of Health Decree Number 3 Year 2014 about CLTS, there were several steps which were not performed by sanitation officers i.e prepared village level facilitators, discussed with communities, formed sanitation activities, developed CLTS program plans related to open defecation habits, worked with cross-sector and cross-program in healthy latrine development plan and evaluated of CLTS  program plan by involving community. Suggestions for this research are sanitation officers should improve the quality of trigger activities, monitoring, evaluation and assistance for other residents who still behave inappropriately to use and have adequate sanitation facilities, advocate for the sub-district head and village head to support the success of the CLTS program.