Email Record Retention

According to UCLA Policy 455:
“University Records management policies do not distinguish among media with regard to the definition of University Records. As such, Electronic Mail Records are subject to these policies.”
http://www.adminvc.ucla.edu/appm/public/455.htm
(Search for the word ‘retention’ in this page. There are several occurrences.)

UC Business and Finance Bulletins – RMP Series – Records Management and Privacy
http://www.ucop.edu/ucophome/policies/bfb/bfbrmp.html