Administrative law is relevant in the context of UPSC civil services as it governs the actions of administrative agencies and their regulations. Understanding administrative law equips aspirants with knowledge of how public policies are formulated, implemented, and challenged legally. This area of law plays a fundamental role in shaping governance, ensuring accountability, and protecting citizens' rights. Aspirants well-versed in administrative law can better navigate the complexities of bureaucracy and demonstrate a thorough understanding of the legal frameworks in civil administration, which is crucial for effective public service.