The "Baby Clothing Tax Relief Act" aims to prevent the imposition of tariffs on a range of baby clothing items. Specifically, it prohibits the President from levying new duties on these goods under the International Emergency Economic Powers Act (IEEPA) and requires the immediate termination of any such duties already in effect. Additionally, the bill stipulates that any duties on these items imposed under other authorities that are substantially similar to those under IEEPA will be rendered null and void. The covered items include a comprehensive list of baby apparel such as garments, accessories, socks, shoes, shirts, pants, swimsuits, sweaters, dresses, onesies, bodysuits, and hats, ensuring broad relief for consumers of these essential products.