Since October 2017, all owners of quadrocopters and other unmanned aerial vehicles (drones) are required to register their devices with the National Television and Radio Commission of Thailand (NBTC). In case of violation of the order, Thai law provides for a penalty of up to five years in prison and / or a fine of up to 100 thousand baht (about 3 thousand US dollars). Mandatory gala dinner fees may apply at Thailand hotels. Guests should contact the hotel directly for more information. Under the new immigration procedures, effective May 1, 2025, all foreign nationals entering Thailand by air, land or sea must complete the Thailand Digital Arrival Card (TDAC) online form on the official website of the Bureau of Immigration of Thailand three days prior to arrival. Front desk opening hours 15:00 - 18:00. Guests are charged an additional fee for electricity and water: THB 07.00 per kW and 50.00 THB per cubic m, respectively. From May 11 to May 31, 2026, renovation work is being carried out at the Palmyrah Surin complex (from 09:00 AM to 05:00 PM); noise may occur. The lobby-level swimming pool is temporarily closed, while the rooftop pool remains accessible. For the security of property, guests are advised not to leave personal valuables on open surfaces in the house. Guests are requested to store documents, money, jewelry, electronics, and other valuables exclusively in the safes provided on the premises. The property management is not responsible for the safety of any belongings left outside the safe. An additional fee applies for a manager's visit if assistance with access to the property is required. For example, if a key is left inside, lost, or the door is locked in a way that prevents guests from gaining access. From 8:00 AM to 8:00 PM — THB 1,000.00; from 8:00 PM to 8:00 AM — THB 2,000.00.