Three high-priced quarterbacks were among the biggest names released with post-June 1 designations this offseason June 2 is an important date on the NFL calendar. Under the NFL's salary cap rules, bonus proration from remaining or future contract years is delayed until the following league year when a player is released, retires or is traded after June 1. The date used to carry greater significance in the NFL. It marked the beginning of the final wave of free agency.