The basic steps are:
Register with US Lacrosse
Pass a rules test
Attend a clinic
Register with MSHSAA
MSHSAA Official recruiting page
US Lacrosse Officials Resources
US Lacrosse Training
SLYLA hires junior referees and MSHSAA officials as well. See above for getting certified or reach out to email@example.com for more information.
If you have any other questions, or want to talk to a current official about what it is like, reach out to firstname.lastname@example.org and we will be happy to answer your questions!