Solution : https://service.sap.com/sap/support/notes/936516 (SAP Service marketplace login required)
Key words : 
prerequisites legal change46c - hr-cis addon, 470 - hr-cee addon, 500 - hr-cee addon, symptom legal change, solution installation procedure, - install transport ru6k010574, - install transport ceek019327, advance payments reason, hrulavp1_2004 'insurance payments, attached transport
Related Notes : 
       
| 936891 | HRULAVP1_2004: incorrect counting of employees in Part 2.2 | 
| 936740 | Declaration form HRRU_DEC1_2005 text issues | 
| 836786 | HR-RU: Legal changes |