1.) If the note is held at 45 degree angle at the eye level, then a latent image with denominational numeral must be seen on the banknote.
2.) Portrait of Mahatma Gandhi must be in the centre with watermark of the currency. Micro letters with ‘RBI’ and ‘Numeral’ must be there. An Ashoka Pillar emblem should be there on the right of every note.
3.) Guarantee clause, RBI governor’s signature with Promise Clause and RBI emblem must be shown towards right. On various notes, compare the signature of RBI governor.
4.) There will be a numeral panel with numerals growing from small to big on the top left side and bottom right side.
You can see many ways to identify a real notein the image below: