Document control, clearing, special gl, taxes SAP Fi

27. •R/3 provides some basic defaults during document processing. R/3
always proposes the current date as the posting date and the entry date
during document processing. However, the entry date cannot be
changed.
• R/3 adheres to the “Document Principle”: all documents must balance
before they can be posted.
• As you process through various accounting transactions, default
document types and posting keys are defined per transaction in
customizing. A vendor invoice will have the document type KR; the
credit entry will be posted using posting key 31. A customer invoice
will have the document type DR; the debit entry will be posted using
the posting key 01.
• You can also have R/3 propose the value date and the fiscal year in
various accounting transactions.
• At the company code level, specify the maximum exchange rate
difference between the exchange rate entered in the document header of
a transaction and the rate in the exchange rate table If the system finds a
difference which exceeds the percentage rate specified, a warning
message is given. In this way, incorrect entries can be recognized and
corrected in time.