Okružní  31, 638 00 Brno  
legmet@cmi.cz  
 +420 545 555 414 
 
1. ------IND-  2019 0308 CZ-  EN- ------ 20190702 --- --- PROJET 
Executive summary for the EC (not part of this legislation)  
Tachographs in road transport are placed on the market and put into service in the Czech Republic in 
accordance with Regulation (EU) No  165/2014 of the European Parliament and of the Council on 
tachographs in road transport.  
The sole purpose of this notif ied legislation is to lay down the tests for examining the measuring 
instrument at the request of a person who may be affected by incorrect measurement.  
(End of executive summary.)  
 
 
I. 
D R A F T  G E N E R A L  M  E A S U R E 
number: 0111- OOP -C062 -19 
 
laying down metrological and technical requirements for legally controlled measuring 
instruments for the purposes of examining the measuring instrument at the request of 
a person who may be affected by incorrect measurement:  
‘tachographs recording the work act ivities of drivers of motor vehicles compulsorily 
equipped with these tachographs – digital tachographs’  
  
 
1   Basic definitions  
For the purposes of this general measure, the terms and definitions pursuant to VIM and VIML1 and the 
terms and definitions below shall apply.  
1.1 
digital tachograph  
a tachograph using a tachograph card as referred to in Regulation (EU) No  165/2014 of the European 
Parliament and of the Council of 4  February  2014 on tachographs in road transport, r epealing Council 
Regulation (EEC) No 3821/85 on recording equipment in road transport and amending Regulation (EC) 
No 561/2006 of the European Parliament and of the Council on the harmonisation of certain social 
legislation relating to road transport  
 
                                                      
1 TNI 01 0115 International Vocabulary of Metrology –  Basic and General Concepts and Associated Terms 
(VIM) and International Vocabulary of Legal Metrology (VIML) are part of the technical harmonisation 
compendium ‘Terminology in the field of metrology’, which is publicly available at www.unmz.cz.  General Measure No  0111- OOP -C062- 19 
2 For the purposes of this measure, the following definitions shall also apply:  
- ‘digital tachograph’  or ‘first generation tachograph’  means a digital tachograph (hereinafter 
‘DT’) which is not a smart tachograph  
- ‘smart tachograph’  or ‘second generation tacho graph’  means digital tachograph (hereinafter 
referred to as ‘IT’), which meets the requirements of Articles 8, 9 and 10 of Regulation (EU) 
No 165/2014 and Regulation (EU) No 2016/799 (Annex IC)  
2   Metrological requirements  
The metrological requirements fo r tachographs recording the work activities of drivers of motor vehicles 
compulsorily equipped with these tachographs – digital tachographs which are to be applied when 
verifying these instruments after they have been placed on the market or put into servi ce are laid down 
by separate legislation2. 
3   Technical requirements  
The technical requirements for tachographs recording the work activities of drivers of motor vehicles 
compulsorily equipped with these tachographs – digital tachographs, to be applied when verifying these 
instruments after they have been placed on the market or put into service are laid down by separate 
legislation2. 
4   Measuring instrument markings  
The marking of the measuring instrument is governed by separate legislation2. 
5   Type approval of the measuring instrument  
Tachographs are not subject to type approval under Act No 505/1990 on metrology, as amended. 
6   Initial verification  
Initial verification is conducted in accordance with separate legislation2. 
7   Follow -up verification  
Follow -up verification is conducted in accordance with separate legislation2. 
                                                      
2 Annex IB to Council Regulation (EEC) No  3821/85 of 20 December  1985 on recording equipment in road 
transport, as amended,  
Regulation (EC) No  561/2006 of the European Parliament and of the Council of 15  March  2006 on the 
harmonisation of certain social legislation relating to road transport,  
Regulation (EU) No  165/2014 of the European Parliament and of the Council of 4 February  2014 on 
tachographs in road transport,  
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.  General Measure No  0111- OOP -C062- 19 
3 8   Measuring instrument examination  
The procedure in this chapter applies to the examination of a measuring instrument pursuant to § 11a of 
the Metrology Act at the request of  a person who may be affected by incorrect measurement.  
The following tests shall be performed during examination:  
a) determination of the effective circumference of the tyres on driving wheels;  
b) determination of the characteristic coefficient W  of the v ehicle;  
c) tests of indication of speed and distance travelled;  
d) tests of accuracy of the crew activity record;  
e) tachograph time base test;  
f) test drive.  
No intervention is made in the data memory of the digital tachograph during the tests.  
The errors  detected shall not exceed the relevant maximum permissible errors laid down in separate 
legislation3.  
9   Notified standards  
For the purposes of specifying metrological and technical requirements for measuring instruments and 
specifying the testing metho ds for their type approval and verification arising from this general measure, 
the CMI shall provide notification of Czech technical standards, other technical standards or technical documents of international or foreign organisations, or other technical documents containing more 
detailed technical requirements (hereinafter ‘notified standards’). The CMI shall publish a list of these 
notified standards attached to the relevant measures, together with the general measure, in a manner 
accessible to the public  (at www.cmi.cz
). 
Compliance with notified standards or parts thereof is considered, to the extent and under the conditions 
laid down in the general measure, as compliance with those requirements laid down in this measure to 
which these standards or parts thereof apply.  
Compliance with notified standards is one way of demonstrating compliance with the requirements. 
These requirements may also be met by using another technical solution guaranteeing an equivalent or 
higher level of protection of legitimate interests.  
II. 
G R O U N D S 
The CMI has issued this general measure laying down the tests for the examination of legally controlled 
measuring instruments – ‘tachographs recording the work activities of drivers of mo tor vehicles 
compulsorily equipped with these tachographs -  digital tachographs’ – in accordance with §  14(1)(j) of 
the Metrology Act to implement §  11a(3) of the Metrology Act.  
Under item 2.2.2b in the Annex ‘List of the Types of Legally Controlled Measuring Instruments’ to 
Implementing Decree No  345/2002 specifying the measuring instruments whose verification is 
mandatory and measuring instruments subject to type approval, as amended, this type of measuring 
instruments is classified as an instrument subj ect to type approval and mandatory verification.  
 
                                                      
3 Council Regulation (EEC) No  3821/85 (Annex  IB, Chapter  III, Articles  2.1, 2.2 and 3)  
Commission Implementing Regulation (EU) No  2016/799 (Annex  IC, Chapter  III, Articles  3.2.1 and 3.2.2).  General Measure No  0111- OOP -C062- 19 
4 This legislation (general measure) will be notified in accordance with Directive (EU)  2015/1535 of the 
European Parliament and of the Council of 9 September  2015 laying down a procedure for the provision 
of information in the field of technical regulations and of rules on Information Society services.  
III. 
I N S T R U C T I O N S  
In accordance with §  172(1), in conjunction with §  39(1) CAP, the CMI has stipulated a time limit for 
comments of 30 days as of t he date of posting on the official notice board. Comments submitted after 
this time limit will not be considered.  
The persons concerned are hereby invited to comment on this draft general measure. With a view to the 
provisions of § 172(4) CAP, the comment s shall be submitted in writing and meet the requirements for 
submissions in accordance with §  37 CAP.  
The comments shall include the particulars referred to in §  37(2) of the CAP and clearly state the 
following: who is making the comments; which general m easure they concern; to what extent the 
comments challenge the measure; how the general measure runs contrary to legislation or how the general measure or the procedure that preceded it is inaccurate; which matters the comments concern 
and what is being pr oposed. The comments shall also identify the administrative authority to which they 
are addressed and be signed by the person making them.  
The supporting documents for this draft general measure may be consulted at the Czech Metrology 
Institute, Legal Met rology Department, Okružní 31, 638 00 Brno, after making arrangements by 
telephone.  
This draft general measure shall be posted for 15  days.  
IV. 
REPEALING PROVISIONS  
General Measure number: 0111- OOP -C062 -15, laying down metrological and technical requirements 
for legally controlled measuring instruments, including testing methods for verification of the following 
legally controlled measuring instruments: ‘tachographs recording the work activities of drivers of motor 
vehicles compulsorily equipped with these tachographs – digital tachographs’ is hereby repealed.  
 
 
Czech Metrology Institute  
Director General