[ABSTRAK
Tesis ini membahas mengenai tumpang tindih sertipikat di atas suatu lahan akibatkesalahan administratif. Sertipikat yang cacat hukum administratif adalahsertipikat yang mengandung kesalahan prosedur, kesalahan penerapan peraturanperundang-undangan, kesalahan subyek hak, kesalahan obyek hak, kesalahanjenis hak, kesalahan perhitungan luas, data yuridis atau data fisik tidak benar, ataukesalahan lain yang bersifat administratif. Sertipikat yang cacat hukumadministrative dapat memberikan ketidakpastian hukum sebagaimana yangdiharapkan oleh pendaftararan tanah di Indonesia Penelitian ini merupakan suatupenelitian yang berbentuk penelitian normatif yang bersifat deskriptif. Hasilpenelitian menunjukkan bahwa di Kecamatan Bojonegara pernah terjadiPenerbitan Sertipikat yang cacat hukum administratif yaitu penerbitan SertipikatHPL atas Nama PT. Pelabuhan Indonesia II yang terletak di KecamatanBojonegara, Kabupaten Serang.

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ABSTRACT
The focus of this Thesis is Overlapping Certificate of Right on Land as a result ofan Administrative Law Deformed.Administrative Law Deformed Certificate is thecertificate with the inaccuracy of procedure, the regulation application, the rightsubject, the right type, the width calculation, the incorrect judicial or physical dataor other administrative inaccuracy. The administrative Law deformed certificatemay cause the uncertainty of law as it is expected by the Land Registry inIndonesia. Research methods in this thesis is a normative legal research methodsrefers to the legal norms which is contained in the legislation that is descriptiveresearch. The research result shows that in Bojonegara, has ever issued theAdministrative Law Deformed Certificate, which was the issuing of CertificateHPL upon the name of PT. Pelabuhan Indonesia II, located in Bojonegara District,Serang City.;The focus of this Thesis is Overlapping Certificate of Right on Land as a result ofan Administrative Law Deformed.Administrative Law Deformed Certificate is thecertificate with the inaccuracy of procedure, the regulation application, the rightsubject, the right type, the width calculation, the incorrect judicial or physical dataor other administrative inaccuracy. The administrative Law deformed certificatemay cause the uncertainty of law as it is expected by the Land Registry inIndonesia. Research methods in this thesis is a normative legal research methodsrefers to the legal norms which is contained in the legislation that is descriptiveresearch. The research result shows that in Bojonegara, has ever issued theAdministrative Law Deformed Certificate, which was the issuing of CertificateHPL upon the name of PT. Pelabuhan Indonesia II, located in Bojonegara District,Serang City., The focus of this Thesis is Overlapping Certificate of Right on Land as a result ofan Administrative Law Deformed.Administrative Law Deformed Certificate is thecertificate with the inaccuracy of procedure, the regulation application, the rightsubject, the right type, the width calculation, the incorrect judicial or physical dataor other administrative inaccuracy. The administrative Law deformed certificatemay cause the uncertainty of law as it is expected by the Land Registry inIndonesia. Research methods in this thesis is a normative legal research methodsrefers to the legal norms which is contained in the legislation that is descriptiveresearch. The research result shows that in Bojonegara, has ever issued theAdministrative Law Deformed Certificate, which was the issuing of CertificateHPL upon the name of PT. Pelabuhan Indonesia II, located in Bojonegara District,Serang City.]