HSPPA has issued the following documents:

- Guidelines on:

• Exclusion grounds
• Selection criteria
• Adapting (for CAs) and filling in (for EOs) ESPD / Self Declaration Standard Document
• Award criteria
• Subcontracting
• Reliance on the capacities of other entities
• Modification of contracts
• Competitive dialogue
• Innovation procurement (innovation partnership and pre-commercial procurement)
• Framework Agreements
• Public Procurement below the EU thresholds
• Avoiding common errors in Public Procurement
• Fighting corruption in public procurement procedures
• Publication and transparency requirements in public procurement procedures
• Recourse to the negotiated procedures
• Definition of the notion of contracting authorities: the case of bodies governed by public law
• Implementation of articles 251 & 252 L. 4412/2016 (articles 34 and 35 Directive 2014/25/EU)
• Concession contracts

- Standard documents:

• Self Declaration Standard Document (equivalent to ESPD for low value contracts)
• Participation Guarantee Letter
• Performance Guarantee Letter

- Standard Tender Documents for:

• Work contracts
• Design contracts
• Supply contracts
• Services contracts
• Framework Agreements for supplies
• Dynamic Purchasing System for pupils’ transportation
• Design-Build Contracts for Waste Management Units