In conclusion, the “Imkan al-Rukya” criterion is based on the 1978 Istanbul Resolution Conference (Istanbul Resolution) and the observations of the observed crescent moon. seen in Indonesia and the age criterion of the moon must not be less than 8 hours from the proposal of "Muhammad Kayer Muhammad Taib" (Md. Khair Md. Taib). In 1995, Malaysia officially adopted the "Imkan al-Rukya" criteria. To consider the start of each month in the Islamic calendar in Malaysia to date.