an opinion or eliminate the violation, unless the Consumer Protection and Technical Regulatory Authority has granted a longer term. [RT I 2007, 66, 408 – entry into force 01.01.2008] (2) The Consumer Protection and Technical Regulatory Authority shall revoke a decision on suspension if the holder of the frequency authorisation eliminates the violation within one month after the date when the decision to suspend the right to use radio frequencies was made, unless the Consumer Protection and Technical Regulatory Authority has granted a longer term. [RT I 2007, 66, 408 – entry into force 01.01.2008] (3) The Consumer Protection and Technical Regulatory Authority may revoke a frequency authorisation if: [RT I 2007, 66, 408 – entry into force 01.01.2008] 1) the use of the rights granted by the frequency authorisation has not commenced within six months after the grant of the frequency authorisation or within the term prescribed in the frequency authorisation or if the holder of the frequency authorisation has terminated the use of the rights granted by the frequency authorisation, 2) the holder of the frequency authorisation has materially or repeatedly violated the conditions of the frequency authorisation, 3) after the grant of the frequency authorisation it becomes evident that the bases for refusal to issue the frequency authorisation provided in clauses 1–9 of subsection 1 of § 14 of this Act exist, [RT I, 15.12.2021, 1 – entry into force 01.02.2022] 4) the use of the radio frequencies has been suspended pursuant to subsection 1 of this section and the user of radio frequencies has not eliminated the circumstances on which the suspension was based within one month after the date on which the decision on suspension was made, unless the Consumer Protection and Technical Regulatory Authority has granted a longer term, or [RT I 2007, 66, 408 – entry into force 01.01.2008] 5) the activity licence for the provision of radio services which was the basis for grant of the frequency authorisation expires or is revoked. [RT I, 06.01.2011, 1 – entry into force 16.01.2011] (4) If the user of radio frequencies has terminated the use of the rights granted to the user by a frequency authorisation, the user is required to promptly inform the Consumer Protection and Technical Regulatory Authority thereof. [RT I 2007, 66, 408 – entry into force 01.01.2008] (5) The decision of the Consumer Protection and Technical Regulatory Authority to suspend the right to use the radio frequencies granted by the frequency authorisation or revoke a frequency authorisation shall be delivered to the user of radio frequencies within three working days after the decision on suspension or revocation is made. [RT I 2007, 66, 408 – entry into force 01.01.2008] § 19. Organisation of auction (1) If several persons have concurrently submitted applications for the use of the same radio frequency, the Consumer Protection and Technical Regulatory Authority shall organise an auction in order to grant a frequency authorisation. Applications which have arrived on the same date are deemed to be applications that have arrived concurrently. [RT I 2007, 66, 408 – entry into force 01.01.2008] (2) The Consumer Protection and Technical Regulatory Authority shall inform the applicants of an auction in writing within five working days after the receipt of the applications and the applicants are allowed to submit their tenders within five working days. The winner of the auction shall be granted a frequency authorisation, taking account of the provisions of § 13 of this Act. [RT I 2007, 66, 408 – entry into force 01.01.2008] § 20. Use of radio frequencies without frequency authorisation (1) The minister in charge of the policy sector has the right, in accordance with the purposes of use of radio frequencies, to determine the possibility to use radio frequencies without a frequency authorisation provided for in § 11 of this Act and establish the conditions for the use of radio frequencies with regard to the specified radio frequencies and the technical requirements necessary to avoid radio interference, ensure interoperability of equipment and ensure protection of the public from the harmful effect of electromagnetic fields. (2) The Consumer Protection and Technical Regulatory Authority shall publish the conditions for the use of radio frequencies without a frequency authorisation on its website. [RT I 2007, 66, 408 – entry into force 01.01.2008] (3) The minister in charge of the policy sector may amend the conditions for the use of radio frequencies established pursuant to subsection 1 of this section if: 1) the Estonian radio frequency allocation plan is amended, 2) the development of electronic communications technology requires it, 3) it arises from an international agreement or 4) it arises from another Act. Page 16 / 89 Electronic Communications Act