So here's what I know. When switching from L-1A to L-1B, key considerations include ensuring your job duties align with specialized knowledge required for L-1B and maintaining your eligibility. To demonstrate the required criteria, you'll have to clearly document your expertise and how it’s vital to the company. It's also smart to consult with an immigration attorney to avoid any missteps that could jeopardize your status during the transition. Hopefully, this answers your question.