Oracle R12 eBusiness Tax suggested patches

We all know Oracle likes its ‘features’ but when we need to remove said features we need to apply a patch. What are the recommended patches needed for ebtax?

Below are some patches that I would suggest are applied for every ebtax solution.

14277162:R12.ZX.B – R12.1: E-Business Tax Recommended Patch Collection (ZX), August 2012 – we needed to apply this one recently to get over some intercompany AP issues where the AP transaction was trying to use the tax fromt he AR transaction.

also, the latest patch set (at time of wrting this) is 

Oracle Support Document 1481235.1 (NEW! R12.1: E-Business Tax Recommended Patch Collection (ZX RPC), March 2013) can be found at: https://support.oracle.com/epmos/faces/DocumentDisplay?id=1481235.1

New Swiss (CHE) Tax Registration Number [ID 1521534.1]