This research aims to review the implementation of Klaten Regency Regional Regulation Number 12 of 1991 concerning Acceptance of Third Party Contributions to the Region which has been running effectively and the obstacles and solutions implemented in the implementation of Klaten Regency Regional Regulation Number 12 of 1991 concerning Acceptance of third party donations. to the Region in the future. This research uses a type of normative-empirical legal research with descriptive research characteristics. The data sources used are primary and secondary data sources. With data collection techniques through interviews and documentation. Data analysis techniques use methods of collecting data, qualifying, connecting and drawing conclusions. The results of this research explain that the implementation of Klaten Regency Regional Regulation Number 12 of 1991 concerning Acceptance of Third Party Contributions to the Region is already underwaywhether in the form of a sum of money or equivalent to money, some are determined voluntarily by a third party and/or on the basis of mutual agreement with the Regional Government of Klaten Regency, which is fully deposited into the Regional Treasury. things that become obstacles in the Implementation of Klaten Regency Regional Regulation Number 12 of 1991 concerning Acceptance of Third Party Contributions to the Region, namely the lack of socialization of the Regional Regulation to third parties, only two agencies that organize the reception of donations from third parties, the content of the Regional Regulation is no longer in accordance with developments era, constitutional conditions, and current demands for implementing regional autonomy. Meanwhile, the solution that must be implemented is to increase socialization, increase the number of Regional Apparatus that organizes the receipt of donations from third parties, guided by a memorandum of mutual agreement, or a third party letter of intent, or a Regent's Decree as written proof of the existence of a reminder for third parties to routinely be willing to make voluntary donations to the Region for development purposes.