Whenever there is goods movement accounting documents/ financial accounts updated automatically, so we do some settings in customization is called automatic account assignment.
It works with three important factors: -
• Chart of accounts
• Material type
• Valuation grouping code
Chart of accounts: - It is a group of accounts (GL Accounts), which is assigned to our company code. One company code is assigned to one chart of account but one chart of account can be maintained for n number of company codes.
Valuation grouping code / valuation modification: - It is a 4-digit code, which is assigned to company code along with valuation area (Plant)
Account category reference: - It is a 4-digit code that establishes relationship between material types and valuation class. One account cat ref assigned to n number of material type and valuation class
Transaction / Event key: - It is an internal processing key that facilitates the automatic account determination for the various material and invoice posting.
Use: - Key to determine the account in which a posting line is generated (at least two transaction event keys are involved in each posting)
Value String: - It indicates the posting rule that always contain same account assignment char to certain transaction / event key
Account Modifier: - It is a subdivision of transaction event key in which GL account is linked during the process of automatic account determination.
Valuation class and material type is assigned to it
Steps: -
1. Activate valuation Group code
2. Assign Valuation area to valuation grouping code
3. Create Account Cat Ref and valuation class
4. Assign valuation class to Account Cat Ref
5. Assign Account Cat Ref to Material type
6. Assign account grouping to movement types
7. Configure Automatic posting
Customize settings :-
SPRO �� IMG �� MM �� Valuation Class and Account Assignment �� Account Determination �� Account determination without wizard
1. Define valuation control T Code OMWM
2. Group together valuation areas T Code OMWD
3. Define valuation class T Code OMSK
• Account category reference
• Valuation class
• Material type / Account Cat Ref
4. Define Account grouping for movement type T Code OMWN
5. Configure automatic posting T Code OMWB

Transaction/ Event Key’s
BSX - Stock Posting / Inventory Posting
PRD - Price difference
GBB - Offsetting entry for stock posting
WRX - GR/IR Clearing
FRI - Freight Clearing


Om-e said...

Hie Raj nice to read the blog you have made. But I got a is our company has decided to fire the emp. in SAP domain it serious need a gud job in domain. can you pl. help.

RAJ said...

In which company you are working and in which SAP Module.

RAJESH said...

In which company you are working and in which SAP Module.

Anonymous said...

Who knows where to download XRumer 5.0 Palladium?
Help, please. All recommend this program to effectively advertise on the Internet, this is the best program!

Ganesh said...


Can any one help me....

How to do servicemaster in SAP and what's the procedure for that, what's the procdure to form short text and i want some reference file.....

Can mail me in itz uregent help me bro......

Term Papers said...

I have been visiting various blogs for my term papers writing research. I have found your blog to be quite useful. Keep updating your blog with valuable information... Regards

Daniel said...

Great Post .... Please Keep Writing ... Thanks for sharing...

Homework Help | Assignment Help

research papers writing said...

I have been visiting various blogs for my research papers writing. I have found your blog to be quite useful. Keep updating your blog with valuable information... Regards

UK Assignments said...

Thank you for sharing this information. The information was very helpful and saved a lot of my time.

Assignments Writing Help

Inventory Management Software said...

I really appreciate your post and it was superb .Thanks for sharing information.

Rizki said...

Hi Raj,
Nice article. I've also wrote about this topic at
Please have a look.

Anonymous said...

Hi Raj,

I have a clear idea on how automatic account determination happens for material movements (i.e with movement types)
Can you explain how does it work for invoice verification