Rodriguez was added to the Angels' 40-man roster Friday.
Rodriguez will be part of the Angels' 60-man roster.
Rodriguez (back) has recovered from back surgery and threw a bullpen session in early March, Rhett Bollinger of MLB.com reports.
Rodriguez underwent surgery for a pars defect (a stress fracture in his lower spine) Friday, Fabian Ardaya of The Athletic reports.
Rodriguez was placed on the 7-day injured list Tuesday due to lower back discomfort, Fabian Ardaya of The Athletic reports.
Rodriguez will open the year in the rotation with High-A Inland Empire, Jonathan Mayo of MLB.com reports.
Rodriguez has a stress reaction in his back and will open the year on the disabled list at Low-A Burlington, MLB.com's Jonathan Mayo reports.