IPC-A-610: Acceptability of Electronic Assemblies
IPC-A-610 provides the requirements for acceptance of electronic assemblies.
When an amendment to a standard is released, it is often made available with the base standard. Look here if you need both the amendment and the base standard.
The base standard that establishes the guidance for building and manufacturing better electronics.
Amendments have to be used in conjunction with the base standard that they are amending.
Addendums provide industry specific guidance that build on top of the guidance provided by the base standard, and they have to be used in conjunction with the base standard.
Redline standards provide a side-by-side comparison of what has changed between revisions.