The \'small business\' start-up has been treated indifferently in our vocational rehabilitation field. Nowadays, the introduction on the practice site is attempted really by means of the vocational rehabilitation according to a recent large interest and necessity of the first line agency of welfare. In this paper, we reviewed considerations which part of focus contributes the activation of the vocational rehabilitation fields when it is possible that persons with disability make long-services by themselves and do the independent living in the professional career development sides; we do about necessity to introduce and activate the part of the \'small business\' start-up of the vocational rehabilitation field at professional career development dimensions with the individual development ability strengthen process. We studied the effects of things to be considered at the vocational rehabilitation on-site and alternations under the practical spot at the self-employment maintenance rate by analyzing collectively our results of \'small business\' start-up assistance at the community facilities and the actual condition investigation for workers with disabilities of the Korea Employment Promotion Agency for the Disabled. Key Words： support for \'small business\' start-up of persons with disability. consultant for \'small business\' start-up of persons with disability. follow up after initiating \'small business\' start-up. education for \'small business\' start-up. self-employment of persons with disabilities. self-employment maintenance rate.