(1) Whether her department is currently reviewing the Gas Act, Act 48 of 2001; if not, why not; if so, what are the relevant details; (2) whether she intends to propose any amendments to the said Act before the end of 2012; if not, what is the position in this regard; if so, what are the relevant details; (3) what were the key challenges that have been experienced in implementing the said Act since its promulgation?