Same as Type 6.4.12 except a visible security line overprinted in silver, aligned with the security thread. 10 added to left of Mahatma Gandhi and five horizontal bands in the centre in watermark. Changed front to back see through register above Ashoka Pillar reads 10 when viewed against light. The teeth in the tiger’s mouth increased from six to eight in reverse. Henceforth year of issue on reverse.
Note
Type 6.4.12 six teeth in the tiger’s mouth
Type 6.4.13 eight teeth in the tiger’s mouth
See through register
Obverse
Reverse
When viewed against light
Microlettering - RBI repeated
Type 6.4.13 eight teeth in the tiger’s mouth
See through register
ObverseReverseWhen viewed against light
Microlettering - RBI repeated
Table
| Type No. | Signature | Inset | Prefix | Year |
|---|---|---|---|---|
| 6.4.13.1 A | Y. V. Reddy | A - L | 2006 | |
| 6.4.13.1 B | Y. V. Reddy | L | A - M | 2006 |
| 6.4.13.1 C | Y. V. Reddy | R | A - H | 2006 |
| 6.4.13.1 D | Y. V. Reddy | L - W | 2007 | |
| 6.4.13.1 E | Y. V. Reddy | A | A - E | 2007 |
| 6.4.13.1 F | Y. V. Reddy | L | M - W | 2007 |
| 6.4.13.1 G | Y. V. Reddy | M | A - K | 2007 |
| 6.4.13.1 H | Y. V. Reddy | R | H - W | 2007 |
| 6.4.13.1 I | Y. V. Reddy | S | A - C | 2007 |
| 6.4.13.1 J | Y. V. Reddy | A | E - W | 2008 |
| 6.4.13.1 K | Y. V. Reddy | M | K - W | 2008 |
| 6.4.13.1 L | Y. V. Reddy | N | A - L | 2008 |
| 6.4.13.1 M | Y. V. Reddy | S | C - W | 2008 |
| 6.4.13.2 A | D. Subbarao | A - F | 2008 | |
| 6.4.13.2 B | D. Subbarao | R | A, B | 2008 |
| 6.4.13.2 C | D. Subbarao | F - W | 2009 | |
| 6.4.13.2 D | D. Subbarao | L | A - W | 2009 |
| 6.4.13.2 E | D. Subbarao | R | B - S | 2009 |
| 6.4.13.2 F | D. Subbarao | A | A - T | 2010 |
| 6.4.13.2 G | D. Subbarao | M | A - W | 2010 |
| 6.4.13.2 H | D. Subbarao | R | T - W | 2010 |
| 6.4.13.2 I | D. Subbarao | S | A - L | 2010 |
| 6.4.13.2 J | D. Subbarao | A | T - W | 2011 |
| 6.4.13.2 K | D. Subbarao | B | A - W | 2011 |
| 6.4.13.2 L | D. Subbarao | N | A - E ... | 2011 |
| 6.4.13.2 M | D. Subbarao | S | L - W | 2011 |
