This Guidance Note provides high-level guidance for contracting authorities on ‘Should Cost Models’ (SCMs), the term used in the Sourcing Playbook and the Construction Playbook to describe whole life cost modelling.


This Guidance Note provides high-level guidance for contracting authorities on ‘Should Cost Models’ (SCMs), the term used in the Sourcing Playbook and the Construction Playbook to describe whole life cost modelling.