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. This property will not accommodate hen, stag or similar parties. Please inform Harmony Silom in advance of your expected arrival time. You can use the Special Requests box when booking, or contact the property directly with the contact details provided in your confirmation. Guests are required to show a photo identification and credit card upon check-in. Please note that all Special Requests are subject to availability and additional charges may apply. In response to Coronavirus (COVID-19), additional safety and sanitation measures are in effect at this property. Food & beverage services at this property may be limited or unavailable due to Coronavirus (COVID-19). Due to Coronavirus (COVID-19), this property is taking steps to help protect the safety of guests and staff. Certain services and amenities may be reduced or unavailable as a result. Due to Coronavirus (COVID-19), this property has reduced reception and service operating hours. If you cause damage to the property during your stay, you could be asked to pay up to THB 3000 after check-out, according to this property's Damage Policy. Managed by a private host