Departemen Hukum Tata Negara (HTN) merupakan salah satu unsur pelaksana akademik di Fakultas Hukum UGM, khususnya ilmu pengetahuan kenegaraan. Bidang kajian dari Departemen ini meliputi isu – isu berkaitan dengan konstitusionalisme dan demokrasi, kelembagaan negara, perancangan dan pengujian peraturan perundang-undangan, perbandingan hukum tata negara, kekuasaan kehakiman, hukum kepartaian dan pemilihan umum, lembaga kepresidenan, pemerintahan daerah, kewarganegaraan, hak asasi manusia, serta isu-isu lain di bidang hukum tata negara.

With experience and available resources, Constitutional Law Department wants to be a leading part in teaching, research, and community dedication. In teaching, Constitutional Law Department will try to realize the study process which conducive to result graduates with high academic abilities; while in research, Constitutional Law Department will keep trying to develop and spread constitutional law knowledge to support efforts to improve the political system. In community dedication, Constitutional Law Department will keep trying to realize equity and prosperity in community through counseling, practice, and training programs in constitutional knowledge.