Here’s a quick breakdown of the key changes 

Up to 4,00,000 = NIL

4,00,001 to 8,00,000 = 5% (if your income cross 12Lakh)

8,00,001 to 12,00,000 = 10%  (if your income cross 12Lakh)

12,00,001 to 16,00,000  = 15%

16,00,001 to 20,00,000 = 20%

20,00,001 to 24,00,000 = 25%

Above 24,00,000 = 30%