Operators choosing to comply with the excavator education provisions of 4 CSR 240-40.030(12)(I)3.B. and C. through the Missouri One Call System (MOCS) are reminded to review, update, and submit revised excavator lists (or indicate “no additions”) to the Missouri One Call System (MOCS). It is our understanding that for 2019, the MOCS participation renewal period will be from January 2, 2019 to March 15, 2019. Additional details and instructions will be provided by MOCS. A copy of the automated email from MOCS may be used to demonstrate compliance with the annual excavator list update requirement [(12)(I)2.A.].