The Memorandum of Understanding (MOU) in Helsinki in 2005, The Goverment of Aceh grees to unconditionally accept the Act of Goverment of Aceh, delivering the principles of special autonomy and endings the 30-years conflict. The act orders Explicityly and implicitly to legislate some bylaws for implementing the norms of autonomy. Despite passing bylaws, both Goverment of Aceh and Central Goverment have involved in endless regulation conflict, including land and flag bylaw. This article uses black-letter law approach as research method, focusing on several overment official texts, and case law happening during this conflict