Scarpa's fascia is attached to
The fascia of Scarpa is the deep membranous layer, of the superficial fascia of the abdomen. It is a layer of the anterior abdominal wall. It is found deep to the Camper Fascia and superficial to the external oblique muscle. Ref - BDC 6e vol2 pg199
Inguinal ligament
Pubic crest
Fascia lata of thigh
Conjoint tendon
Abdomen and pelvis