On 27 October 2010, Royal Decree No. 508 (RD 508) was issued that added another package of tax incentives for Regional Operating Headquarters (ROH). With the advent of RD 508, a company may opt to apply for the old or new package of tax incentives. A company that wishes to apply for the new package is required to notify the Thai Revenue Department within 5 years from the date specified by the Director-General (to be announced later). RD 508 is effective from 28 October 2010 onwards and contains the following tax incentives and conditions: Tax incentives -   Reduction of...