As you are asking for State Bank Of India dividend history key dates so on your demand I am telling same for you:

State Bank Of India dividend history dates
Dividend
Announcement
Declared Date Effective Date Dividend Type Dividend (%) Remarks

19-05-17 26-05-17 Final 260.00 Rs.2.6000 per share(260%)Dividend

16-05-16 03-06-16 Final 260.00 Rs.2.6000 per share(260%)Dividend

22-05-15 28-05-15 Final 350.00 Rs.3.5000 per share(350%)Dividend

14-05-14 29-05-14 Final 150.00 Rs.15.0000 per share(150%)Dividend

04-03-14 11-03-14 Interim 150.00 Rs.15.0000 per
share(150%)Interim Dividend

14-05-13 28-05-13 Final 415.00 Rs.41.5000 per share(415%)Dividend

12-05-12 24-05-12 Final 350.00 -

11-05-11 20-05-11 Final 300.00 -

11-05-10 09-06-10 Final 200.00 -

25-01-10 05-02-10 Interim 100.00 -

11-05-09 10-06-09 Final 290.00 -

02-05-08 29-05-08 Final 215.00 -

09-05-07 13-06-07 Final 140.00 -

10-05-06 19-06-06 Final 140.00 -

20-05-05 17-06-05 Final 125.00 -

11-05-04 25-06-04 Final 110.00 -

05-06-03 04-07-03 Final 85.00 -

24-05-02 11-07-02 Final 60.00 -

30-05-01 02-07-01 Final 50.00 -