This article aimed to determine implementation and obstacles of establishment Limited Company by a Notary according to Minister Regulation of Justice and Human Right Nomor 1 of 2016 about Amendment on Minister Regulation of Justice and Human Right Nomor 4 of 2014 about Procedures of Application Submission Attestation Legal Entity and Approval Amendment of Articles of Association and Establishing Notification of Amendment of Articles of Association and Amendment Data of Limited Company. This article law belongs to the type of legal research or empirical sociological descriptive, with a qualitative approach. The data used are primary data and secondary data. Data collection techniques using interviews and literature study. Data analysis technique used is qualitative analysis with interactive analysis model. Establishment of Limited Company according to Minister Regulation of Justice and Human Right was use the AHU Online System. The establishment of Limited Company through a AHU Online System can only be achieved by a notary. Of a stage done notary in AHU Online that is, enter users name and password, pay PNBP, fill documents establishment of Limited Company electronically, pay PNRI bills, upload certificate, fill statement accountability, and last printing a decree. Notaries had in common in the process of establishment Limited Company through a AHU Online System. Only in printing a decree, third notary not in accordance with regulations. Obstacles faced by Notaries as the internet network, AHU eror system, difficulties in communicate with AHU services, and lack of public knowledge about terms and procedure for establishment Limied Company.