Commission Implementing Regulation (EU) 2016/799 of 18 March 2016 implementing Regulation (EU) No 165/2014 of the European Parliament and of the Council laying down the requirements for the construction, testing, installation, operation and repair of tachographs and their components (Text with EEA relevance) (c. 799)

ANNEX I C U.K. Requirements for construction, testing, installation, and inspection

Appendix 2

TACHOGRAPH CARDS SPECIFICATION U.K.

3. HARDWARE AND COMMUNICATION U.K.

3.5. Command descriptions U.K.

3.5.7 PSO: VERIFY CERTIFICATE U.K.

3.5.7.1 Generation 1 Command — Response pair U.K.

TCS_84 Command Message U.K.

Byte	Length	Value	Description
CLA	1	‘00h’
INS	1	‘2Ah’	Perform Security Operation
P1	1	‘00h’	P1
P2	1	‘AEh’	P2: non BER-TLV coded data (concatenation of data elements)
Lc	1	‘C2h’	Lc: Length of the certificate, 194 bytes
#6-#199	194	‘XX..XXh’	Certificate: concatenation of data elements (as described in Appendix 11)