Sept 29 (Reuters) - Hydro One Ltd H.TO :
* hydro One Networks Inc - Ontario Energy Board issued decision regarding 2017/2018 transmission revenue requirement and rate settlement application
* hydro One Networks Inc - OEB's decision includes capital spending approval at $950 million for 2017 and $1 billion for 2018
* hydro One Networks Inc - "hydro One is reviewing decision in detail and will determine appropriate next steps"