July 6 (Reuters) - Ausnet Services Ltd AST.AX
* Asx alert-Gas access arrangement review - AER draft decision-ast.ax
* AER has rejected Ausnet Services' proposed gas marketing program which accounts for majority of reduction in operating expenditure
* Is reviewing draft decision thoroughly to determine its full impact
* Reduction in revenue from co's proposal predominantly results from AER adopting its preferred value of imputation credits
* Australian energy regulator published draft decision on Ausnet Services' 2018-22 gas access arrangement review proposal
* Final decision on the proposal is expected by 29 November 2017 Source text for Eikon: Further company coverage: AST.AX