The Kurikulum Merdeka is a curriculum with intracurricular learning with diverse content so that students can optimise and have enough time to explore concepts and strengthen competencies. The research aimed to at exploring the teacher's perspective on implementing the Kurikulum Merdeka in English language subject discussing the challenges felt by four English teachers at SMPN 2 Banda Aceh. This research used a qualitative method by interviewing 4 English teachers and 1 co-head curriculum, and also observing 4 classrooms. The results of this research showed that there are seven challenges perceived by English teachers, namely; lack of knowledge in administration patterns, differentiated learning styles, creating teaching modules, misinterpretation of the concept of "Merdeka," problems related to the students environment, less-motivated of students' learning, and the last is facilities and infrastructure. The solutions in facing these challenges are to creating a discussion forum with another English teachers, presenting innovative and creative methods, exploring various references, providing regular insight to the students, building cooperation with parents, creating an enjoyable environment, and involving stakeholders to support facilities and infrastructure. Thus, based on the findings, it appeared that the structural process of activities has been carried out well, but there were still challenges that required solutions in its implementation to achieve the successful on Kurikulum Merdeka at SMPN 2
Banda Aceh.