D Detention of children in conflict with the law (abh) is specifically regulated under law number 11 of 2012 on the juvenile criminal justice system. however, infrastructure limitations frequently give rise to institutional constraints in practice. the research questions in this study are: how is the detention of children in conflict with the law executed according to the provisions of law number 11 of 2012 on the juvenile criminal justice system, and what constitutes legal protection for children in conflict with the law arising from inadequate detention facilities and venues. this study employs a normative legal research method with a descriptive-analytical approach and deductive reasoning for drawing conclusions. the results indicate that while the placement of muhammad athar safaraz at the lpks sentra mulya jaya successfully accommodated the child\\\'s basic, psychological, and educational needs, it demonstrates that the function of the lpas as the primary detention facility has not been optimally fulfilled. furthermore, current legal protection is only satisfied through preventive measures, both substantive in terms of fulfilling basic rights and procedural, through institutional oversight. conversely, firm repressive protection mechanisms are not yet explicitly regulated under the juvenile criminal justice system law. therefore, strengthening regulations, preparing lpas infrastructure, and establishing a unified understanding among law enforcement officers are required to ensure more effective legal protection for children