jan 1, 1965 - SMO becomes
Pasteurized Milk
Ordinance (PMO)
Description:
 "SMO became known as the Pasteurized Milk Ordinance (PMO) in 1965.
• PMO is the basic standard used in the voluntary cooperative state/ FDA program for the certification of interstate milk shippers.
• All 50 states participate."
Source: 
https://www.ncleg.gov/DocumentSites/Committees/HSCAR/Meetings/2011-2012/4%20-%20March%207/2012-0307%20B.Riley-%20NCGA%20Research%20-%20Fed%20and%20State%20Regs%20of%20Raw%20Milk%20Presentation.pdf 
Added to timeline:
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