For Recurring document template you can use the following T.Codes
FBD1 - Creation of recurring document
FBD2 - Change recurring document (This is for changing
of amount and recurring periods)
FBD3 - Display recurring document
F.14 - Posting of recurring document
F.15 - Display of recurring document
For Diff. run schedule recurring documents you can use this T.Codes
OBC1 - Creation of Diff. Run schedule Recurring document
OBC2 - Enter run dates for Recurring document
F.14 & F.15 steps are same
Steps For Interest Calculation you can use this following T.Codes :
OB59 - Define valuation method
OBA1 - Preapare automatinc postings for foreign currency
valuation
FS00 - Assign exchange rate different key in loan a/c
F.05 - Foreign currencty revaluation
OBAA - Prepare account balance interest calculation
OBAc - Define reference interest rate
OB81 - Define time dependent terms
OB83 - Enter interest value
OBV2 - Assignmen of accounts for automatic
F.52 - Interest calculation
SAP FI Tips by: Janaka
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How to calculate Customer Interest Calculation? - Aparna Sekhar
Interest calculation:
1. Define terms of payments:
T.code: OBB8
path: img ->fin. accting -> AP AR :-> Business transactions
:->outgoing invoice and credit memo :->
maintain terms of payment
2. Define Interest Cal indicators / type:
T.code: ob46
path: img ->fin. accting -> AP AR :-> Business transactions
:-> interest calculation global settings :-> define interest cal types
Here in int cal type select 'p' for int cal on line items
3. Make Interest Indicator Available to Interest Run
Program:
T.Code: ob82
path: img ->fin. accting -> AP AR :-> Business transactions
:-> interest calculation global settings :-> prepare int. on arreas
4. Create Reference Interest Rate:
T.code: OBAC
path: img ->fin. accting -> AP AR :-> Business transactions
:-> interest calculation :-> interest calculation -> define reference interest
rate
5. Assign interest indicators to ref. int rate
or define time dependant terms:
T.code: ob81
path: img ->fin. accting -> AP AR :-> Business transactions
:-> interest calculation :-> interest calculation -> define time dependant
terms
Here in sequence # always use 1 for line item interest
6. Interest calculation account assignment:
Here we will mention how and which accounts the interest
program should post.
T.code: obv1
path: img ->fin. accting -> AP AR :-> Business transactions
:-> interest calculation :-> interest posting -> prepare interest on arreas
calculation (customers)
