4.5 That DTF amend its guidance to require that agencies implementing Partnerships Victoria projects:
• conduct and document quality assurance reviews of PSC estimates and related financial models-irrespective of whether they are internally or externally prepared-to reduce risks of error or inaccuracy, and to ensure that the state has sufficient understanding of these highly complex financial models.
• maintain adequate documented evidence to support all costings and PSC calculations contained in a business case.