If you have several company codes and want your users only to be able to open and close periods
(transaction OB52) belonging to their posting period variant (=company code). 

First you configure the Posting Variant :-

1) FI- FI Global Settings - Document - Posting Periods - Define Variants for Posting Periods 

2) FI- FI Global Settings - Document - Posting Periods - Assign Variants to Company Code

Second Step:-

Goto SE11 copy the view V_T001B to ZV_T001B_000X (000X indicate the Posting Variant)

In Change mode, tabstrips Selection Conditions Insert line 2 with

Table     Field Name   Operator   Comparative Value    AND/OR
T001B   BUKRS           EQ            '000X'                          AND

Save your entries

Third Step :-

Goto SE54, Options Generated Objects -> Create

Authorizations Group  FC31
Function Group          Z00F0
Maintenance Type     One Type
Overview Screen       65
Single Screen             0

Final Step :-

Goto SE93, Create a new transaction code ZOB52_000X

Start object - Transaction with parameters (parameter transaction)

Transaction SM30, Tick Skip initial screen

Name of screen field       Value
VIEWNAME                     ZV_T001B_000X
UPDATE                           X

Save your entries.

Now, test your new transaction code ZOB52_000X which will only display the 
Posting Variant that you have define in your table view.

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