The economic operator will apply to the territorial unit of the Romanian Bureau of Legal Metrology within whose territorial jurisdiction it is set up, in order to obtain a license for modifying measuring instruments. It will submit and register the relevant documentation provided in the Government Decision 1660/2005 on approval of certain legal metrology instructions: I.M.L. 6.05 - Licenses and P.M.L. 6-04-10 License Issuance for modifying measuring instruments. Within 30 days after the submission of documentation, the specialists of the Romanian Bureau of Legal Metrology will check on the spot the compliance with the mentioned regulations requirements and issue the license for modifying measuring instruments (if they found non-conformities during evaluation, the license for modifying measuring instruments will be issued within 60 days at most.)