回复：请教：AP和EAD renew的收费。I-485 receive date 6/26, notice data 8/3

you should read this "USCIS: 7/30/07 前收费，7/30/07后不收费" as: if you paid $1010 for I-485, Ap and EAD 不收费, if you paid < $1000 for I-485, 收费
Your I-485 receipt is the proof showing how much fee you paid for I-485.