obsolete regulation of calcidiol 1-monooxygenase activity (obsolete GO:0060558)
OBSOLETE. Any process that modulates the rate, frequency or extent of calcidiol 1-monooxygenase activity. Calcidiol 1-monooxygenase activity is catalysis of the reaction: calcidiol + NADPH + H+ + O2 = calcitriol + NADP+ + H2O.