HS Code : 5501.30.00 5503.30.00 5506.30.00
| Defense procedure | Start | End | Announcement Date in the Royal Gazette | Notes |
|---|---|---|---|---|
| 1 เปิดไต่สวน | 1996-09-13 | |||
| 2 Preliminary Findings | 1997-03-31 | 1997-10-13 | ||
| 3 Final Findings | 1997-10-14 | 2002-09-13 | ||
| 4 Mid – Term Review | 1999-04-26 | อุตสาหกรรมภายในอินเดียขอทบทวนอากร AD | ||
| 5 Mid Term Review - Final Findings | 2000-04-19 | 2002-09-13 | ||
| 6 Sunset Review | 2001-08-07 | |||
| 7 Sunset Review - Final Findings | 2002-08-06 | 2007-08-05 | ||
| 8 Mid – Term Review | 2006-07-03 | ผู้ส่งออกไทยขอทบทวนอากร AD | ||
| 9 Mid Term Review - Final Findings | 2007-10-03 | ไม่มีการเปลี่ยนอัตราอากร AD สำหรับประเทศไทย | ||
| 10 Sunset Review #1 | 2007-10-08 | |||
| 11 Sunset Review - Final Findings #1 | 2008-10-03 | 2013-10-02 | ||
| 12 Sunset Review #2 | 2013-09-24 | |||
| 13 Sunset Review - Final Findings #2 | 2015-03-23 | 2020-03-22 | ||
| 14 Initiation - Sunset Review#3 | 2019-09-30 | http://www.dgtr.gov.in/sites/default/files/Acrylic%20SSR%20English.pdf | ||
| 15 Final Findings - Sunset Review#3 | 2020-08-31 | 2025-08-30 | http://www.dgtr.gov.in/sites/default/files/NCV%20ENGLISH.pdf |