The details for function variables are as follows:

• IMPORTING
• EE_NUM: employee's personnel number
• FORM_TYP: tax form type (IR56B, IR56E, IR56F or IR56G)
• SECOND_QTR: A flag indicating weather there is a second quarter address
• EXPORTING
• SUBRC: A flag indicating weather there a user exit exists

0: user exit exists

1: no user exit

Genenally, if you implement your user exit, SUBRC should be set to 0.

• TABLES
• UP0006: Table contains data from infotype 6.
• UTAXADR: Table contains data of quarter addresses.
• CHANGING
• FST_QTR_ADD_LINE1: first quarter address in printed form line 1.
• FST_QTR_ADD_LINE2: first quarter address in printed form line 2.
• FST_QTR_ADD_ELEC: first quarter address in computerized form.
• SND_QTR_ADD_LINE1: second quarter address in printed form line 1.
• SND_QTR_ADD_LINE2: second quarter address in printed form line 2.
• SND_QTR_ADD_ELEC: second quarter address in computerized form.
• RES_ADD_LINE1: residential address in printed form line 1.
• RES_ADD_LINE2: residential address in printed form line 2.
• RES_ADD_ELEC: residential address in computerized form.
• COR_ADD_LINE1: correspondance address in printed form line 1.
• COR_ADD_LINE2: correspondance address in printed form line 2.
• COR_ADD_ELEC: correspondance address in computerized form.

Function/Program:
• EXIT_HHKCTXB0_010: user exit for composing addresses
• EXIT_HHKCTXE0_010: user exit for composing addresses
• EXIT_HHKCTXF0_010: user exit for composing addresses
• EXIT_HHKCTXG0_010: user exit for composing addresses