Purpose: to verify and update information on the applicability of functional assessment through the International Classification of Functioning, Disability and Health - Children and Youth Version (ICF-CY) in children with disabilities. Methods: a search was carried out on the databases of the Virtual Health Library Research Portal, EBSCOhost and Google Scholar, using a combination of the key words "children with disabilities", "ICF" and "mobility". Results: altogether, 2,773 studies were identified; however, after the filters were applied, only 27 were selected. After an explored analysis of the themes of the articles, this diagnosis revealed four analytical categories: environment (4 articles), quality of movement (3 articles), family (4 articles), and professionals (16 articles). Conclusion: in face of the sufferings experienced by families with disabled people, different possible approaches to this phenomenon were pointed out. Therefore, a greater effort of investigation and intervention in these fields are necessary, further exploring this tool.