2024 Phb Paladins System. Lots of smaller tweaks have been made to the paladin for the 2024 phb. If you are playing with other manuals such tasha’s cauldron.
What we don’t know is whether 2024 makes significant changes to rules that subclasses might interact with, like grappling (sorry it’s the easiest example). The 2024 rules no longer use the term “leveled spell”, which the 2014 rules used to distinguish leveled spells from cantrips.