Also don't assume these requirements come from developers. I've built form fields countless times and explained these rules to countless stakeholder and they a

Also don't assume these requirements come from developers. I've built form fields countless times and explained these rules to countless stakeholder and they always push back with "no, street address is a number" or "no, phone numbers must always conform to this format" and "no, everybody must have two names because I need to be able to sort the list by surname". And then the system launches and the complaints start to roll in to support.