Make A Payment :: Required Payer Document (Payer Identification Number) per Country
Country ID	Country Name	Document Label	Format L - LETTER N - Number	Validation	Reg. Expression
AR	Argentina	DNI or CUIT	-	Between 7 to 9, or 11 digits	^(?=[0-9]*$)(?:.{7,9}|.{11})$
BO	Bolivia	CI	-	Between 5 to 20 digits	^(?=[0-9]*$)(?:.{5,20})$
BR	Brazil	CPF	NNN.NNN.NNN-NN	11 digit number	^(\d{3}\.\d{3}\.\d{3}-\d{2})$
CL	Chile	CI/RUT	-	Between 8 to 9 characters	^(?:.{8,9})$
CN	China	Citizen ID number (公民身份号码)	-	18 digits, and the last digit is a number or letter X	^([1-9]\d{5}(19|20)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx])$
CO	Colombia	CC	-	Between 6 to 10 digits	^(?=[0-9]*$)(?:.{6,10})$
EC	Ecuador	CI	-	Between 5 to 20 digits	^(?=[0-9]*$)(?:.{5,20})$
EG	Egypt	ID	-	14 digits	^(?=[0-9]*$)(?:.{14})$
IN	India	PAN	LLLLLNNNNL	10 characters (5 letters, 4 numbers, 1 letter)	^[A-Z]{5}[0-9]{4}[A-Z]{1}$
ID	Indonesia	NIK	-	16 digits	^(?=[0-9]*$)(?:.{16})$
MX	Mexico	CURP	-	Between 10 to 18 characters	^(?:.{10,18})$
MA	Morocco	CNIE	-	Between 5 to 20 characters	^(?:.{5,20})$
NG	Nigeria	NIN	-	11 digits	^(?=[0-9]*$)(?:.{11})$
PY	Paraguay	CI	-	Between 5 to 20 digits	^(?=[0-9]*$)(?:.{5,20})$
PE	Peru	DNI	-	Between 8 to 9 digits	^(?=[0-9]*$)(?:.{8,9})$
ZA	South Africa	ID	-	Between 5 to 20 digits	^(?=[0-9]*$)(?:.{5,20})$
TR	Turkey	T.C. Kimlik No.	-	Between 5 to 20 digits	^(?=[0-9]*$)(?:.{5,20})$
US	USA	SSN	NNN-NN-NNNN	9 digits	^(?!000|666)[0-8][0-9]{2}-(?!00)[0-9]{2}-(?!0000)[0-9]{4}$
UY	Uruguay	CI	-	Between 6 to 8 digits	^(?=[0-9]*$)(?:.{6,8})$