What is a Dynamic Purchasing System?
A Dynamic Purchasing System (DPS) is similar to a Framework Agreement, except new Contractors can join at any time through an OJEU compliant route.
A DPS is utilised via a 2-stage approach. A brief summary of each stage is detailed below:

Contractors can join a DPS framework arrangement at any point though its lifetime.
The application process tends to be simpler and less costly to prepare. Therefore, DPSs tend to be more attractive to SMEs to apply for.
Dynamic Purchasing System (DPS) for Design and Consultancy Service specialising in green retrofit and decarbonisation strategies and expertise. The individual lots are predominantly tailored to meet the roles required under PAS 2035: 2019.
Lots
Lot 1 – Retrofit Strategy Advisor Services
Lot 2 – Retrofit Assessor/Retrofit Evaluator Services
Lot 3 – Retrofit Coordinator Services
Lot 4 – Retrofit Designer Services
Lot 5 – Thermographic Surveys
PLEASE NOTE: Contractors can apply to join any of the Lots throughout the DPS term. Further details for contractors wishing to apply are available here or see: https://procontract.due-north.com/Register