[待更新] The Australian Government Office of Parliamentary Counsel (OPC) is responsible for drafting Bills (which become Acts) for the Commonwealth Parliament. The OPC site is designed to be of interest to anyone seeking information about Commonwealth Acts and Bills as well as to other legislative drafters. In addition to information contained on the page, the OPC Home Page contains links to other sites that are related to Commonwealth Acts and Bills and to other drafting related sites.rafting and advisory services for Commonwealth Bills, legislative instruments and other instruments...