Continuing its efforts to deter counterfeiting activities, the Reserve Bank of India, RBI, will soon introduce new banknotes of 500 rupees and 100 rupees denominations with enhanced security features. In a press release, RBI said the 500 rupees denomination bank notes will be issued in Mahatma Gandhi Series-2005, with inset letter 'E' in both the numbering panels, bearing the signature of its Governor Raghuram Rajan. These notes will have ascending size of numerals in the number panels, bleed lines and enlarged identification mark. The notes issued earlier were without bleed lines and enlarged identification mark. Besides, RBI will also issue 100 rupees new bank notes with added features like two sets of bleed lines and an enlarged identification marks for visually impaired persons. RBI has clarified that existing banknotes of both the denominations will continue to be legal tender.