Solution : https://service.sap.com/sap/support/notes/307279 (SAP Service marketplace login required)
Key words :
número de registro unico de contribuyentes, additional key words peru, attached source code corrections, lfa1/kna1-stkzn, lfa1-/kna1-stcd1, flag 'natural person', natural person, tax code 1, program error, solution implement
Related Notes :
371273 | Peru: Tax numbers as of 1. January 2001 |