Terminal verification results (TVR) is an EMV

EMV

EMV stands for Europay, MasterCard and VISA, a global standard for inter-operation of integrated circuit cards and IC card capable point of sale terminals and automated teller machines , for authenticating credit and debit card transactions.It is a joint effort between Europay, MasterCard and...

 data object. The TVR is a series of bits set by the terminal reading an EMV card, based on logical tests (for example has the card expired). This data object is used in the terminal's decision whether to accept, decline or go on-line for a payment transaction. The format of the TVR is as follows:

Byte 1

b8	b7	b6	b5	b4	b3	b2	b1	Meaning
1								Offline data processing was not performed
	1							SDA failed
		1						ICC data missing
			1					Card number appears on hotlist
				1				DDA failed
					1			CDA failed
						0		RFU
							0	RFU

Byte 2

b8	b7	b6	b5	b4	b3	b2	b1	Meaning
1								Card and terminal have different application numbers
	1							Expired application
		1						Application not yet effective
			1					Requested service not allowed for card product
				1				New card
					0			RFU
						0		RFU
							0	RFU

Byte 3

b8	b7	b6	b5	b4	b3	b2	b1	Meaning
1								Cardholder verification was not successful
	1							Unrecognised CVM
		1						PIN Personal identification number A personal identification number is a secret numeric password shared between a user and a system that can be used to authenticate the user to the system. Typically, the user is required to provide a non-confidential user identifier or token and a confidential PIN to gain access to the system...  try limit exceeded
			1					PIN Personal identification number A personal identification number is a secret numeric password shared between a user and a system that can be used to authenticate the user to the system. Typically, the user is required to provide a non-confidential user identifier or token and a confidential PIN to gain access to the system...  entry required, but no PIN pad available
				1				PIN Personal identification number A personal identification number is a secret numeric password shared between a user and a system that can be used to authenticate the user to the system. Typically, the user is required to provide a non-confidential user identifier or token and a confidential PIN to gain access to the system...  entry required, PIN pad present, but PIN was not entered
					1			On-line PIN Personal identification number A personal identification number is a secret numeric password shared between a user and a system that can be used to authenticate the user to the system. Typically, the user is required to provide a non-confidential user identifier or token and a confidential PIN to gain access to the system... entered
						0		RFU
							0	RFU

Byte 4

b8	b7	b6	b5	b4	b3	b2	b1	Meaning
1								Transaction exceeds floor limit
	1							Lower consecutive offline limit exceeded
		1						Upper consecutive offline limit exceeded
			1					Transaction elected randomly of on-line processing
				1				Merchant forced transaction on-line
					0			RFU
						0		RFU
							0	RFU

Byte 5

b8	b7	b6	b5	b4	b3	b2	b1	Meaning
1								Default TDOL Used
	1							Issuer authentication failed
		1						Script processing failed before final Generate AC
			1					Script processing failed after final Generate AC
				0				RFU
					0			RFU
						0		RFU
							0	RFU