Works are typically protected for 70 years after the composer's death. Therefore, original editions of Libertango are generally not accessible to users in these regions via IMSLP.

. It symbolizes Piazzolla’s break from the rigid constraints of traditional tango to create Tango Nuevo

: For those interested in the intricacies of music legalities, IMSLP provides a guide on Verifying copyright status and Copyright Made Simple . Musical Characteristics Genre Tango Nuevo (integrating jazz and classical elements) Original Ensemble