Sip registrations not working with qos

I’m having a problem with sip registrations once qos is applied. If I turn off qos completely registrations work and calls flow. Once I apply qos it breaks. Below is my signaling qos. The really stange thing is this same qos works at other site A,B,and C but not D. Any help would be appreciated.

ip access-list extended CUST-VOICE-SIG
remark Customer non-VoXIP SIP, MGCP, H.323, Skinny
deny ip any any fragments
permit udp any any eq 5060
permit tcp any any eq 5060
permit udp any any range 1718 1720
permit tcp any any range 1718 1720
permit udp any any eq 2427
permit tcp any any eq 2427
permit udp any any eq 2000
permit tcp any any eq 2000