I don't know when it was first required. We've been doing it forever. More specifically I went to Compliance School in 1990 and it was required then. As I recall, forms were not necessarily standardized then, but there were content requirements, i.e participating, nonparticipating, etc.
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AndyZ CRCM
My opinions are not necessarily my employers.
R+R-R=R+R
Rules and Regs minus Relationships equals Resentment and Rebellion. John Maxwell