80ccd(1) and 80ccd (1b)

I have a doubt regarding 80ccd (1) and 80ccd (1B)

I am a state government employee and my savings under section 80c other than CPS (Contributory pension scheme) are Rs.1,50,000/- (includes LiC and tuition fee of children)  Government deduct 10% of basic +DA from my salary for CPS contribution is Rs.60,000/- shall i eligible for 80CCD (1B) of Rs.50,000/- extra deduction.  please any one clarify.