This palace is also renowned as the Istana Pelamin Palace when the space of the palace was extended to add a pavilion and several rooms when Sultan Abdul Hamid Halim Shah wanted to marry off his five princes and princesses. After 1941, this palace was used as a school and an office for several organizations including the office for the Kedah chapter of St John's Ambulance and the Scout movements. On 25 July 1983, this palace was declared the Kedah Royal Museum.