Introduction:
Non – compliance on tobacco products control act of tobacco retailers around schools are able to induce smoking initiation through easy access to cigarette.

Objectives:
To describe the intention and factors affecting intention to comply with Tobacco Products Control Act B.E. 2560 (2017) based on the Theory of Planned Behavior (TPB) among tobacco retailers at grocery stores around schools who were not complied with the law.

Methods:
The samples were 203 tobacco retailers at grocery stores locating around government high schools within a radius of 1,000 meters and in municipal areas of 4 provinces in the 5th Regional Health, Ministry of Public Health. These provinces are in the central region of Thailand. Data were collected by interview questionnaire during July 2019. Descriptive statistics and inferential statistics were used to analyze data.

Results:
65.0% of samples have not complied with the law at least 1 article in 1 year ago. Among these, 50.8% was moderate intention to comply with the law. Seven factors were significantly related to intention to comply with the law with statistical significance (p < 0.05) composing of receiving an advice or supporting items from cigarette dealers, perception of the law, opening hours of tobacco stores each day, non - compliance issues, attitudes, subjective norm which are government organization and perceived behavioral control towards compliance with the law. Based on the results, three in seven factors could statistically predict intention to comply with the law up to 73.6% (Nagelkerke R2 = 0.736) composing of perception of the law, perceived behavioral control and attitude towards compliance with the law.

Conclusion(s):
The recommendations are to strengthen the engagement activities to comply with the law as well as providing incentive by various approach in case of those are in compliance with the law.