The following have given Proto II™ Wall Systems Standard Plan status:

Proto II™ Fence Walls	Proto II™ Retaining Walls
City of Los Angeles, CA (#520)	City of Los Angeles, CA (#508)
City of Thousand Oaks, CA
City of Santa Clarita, CA (#280)
City of Highland, CA
City of Las Vegas, NV
City of Henderson, NV
Clark County, NV

The City of Los Angeles recently issued Research Report No. 25813 for use of Proto II.