The "Agency Preparation for Transitions Act of 2024" is a plan to make sure when one president leaves and another comes in, the change is smooth. It wants to have people ready to help with the move and have clear rules so everything goes well and nobody is confused.

S. 3654 is a plan to make the change from one President to another smoother by setting rules for who helps with the process and how it's done, so that both the new and old teams work well together. It also makes sure there's a clear record of which people move from important political jobs to regular roles when the government changes hands.