| Type | Commemorative Issues |
| Date of issue | 2009-04-02 |
| Category | First Day Cover |
| Theme | General Celebrations |
| Denomination | Rs.5.00 |
| Mints | Available |
| Souvenir Sheets | Not Issued |
| Remarks | 100 Years of Natural Rubber Research and Development In Sri Lanka (B.L.# 694) |
