How to become a referee in the US

[Kansas Ref]

oh and one final thing of warning: you will have to get used to having your personal "social security number" listed on the paperwork of all the gyms/school districts that you work in--yes some woman who is usally the "assistant to the assistant athletic director" will need your ssn so get comfortable issuing around your ssn to various folks all around the city/state--it took me a whole season to get used to this and I'm still leery of it.