The primary objectives of this consultancy are to: * Develop a comprehensive DER roadmap for PLN for 2025¨C2035; based on different DER penetration scenarios.* Design pilot projects in three selected locations to begin roadmap implementation.The consultant will support PLN and the World Bank in preparing the roadmap through the following activities:* Assessment of Current DER Landscape and Regulatory Context: Review PLN's DER infrastructure; policies; and regulations; along with international best practices.* Development of DER Integration Scenarios: Define "business-as-usual" and "accelerated" DER adoption scenarios; with associated policy; market; and engagement frameworks.* Technical Requirements for DER Integration: Identify technical standards; grid management practices; and infrastructure upgrades required for DER adoption.* Preparation of a DER Roadmap: Develop a phased roadmap for 2025-2035 with short-; medium-; and long-term milestones.* Pilot Project Design: Design and propose implementation plans for pilot projects at three locations; focusing on grid readiness and DER hosting capacity.