designate an early voting observer for each candidate and accompany him or her to the relevant post office; and where the early voting observer refuses accompanying the official without good cause, his or her authority shall be deemed to have been waived and the grounds therefor shall be entered in the voting records; 2. If an envelope for return has not been given for voting in accordance with paragraph (5), the relevant early voting ballot box shall be transferred directly to the competent Gu/Si/Gun election commission. In such cases, Article 170 shall apply mutatis mutandis to the delivery of early voting ballot boxes. (7) Article 157 (3) and (5) through (7) shall apply mutatis mutandis to where a ballot paper is not given and the entry to a polling station. (8) The procedures for early voting when a problem occurs to a telecommunications system and other necessary matters shall be prescribed by the National Election Commission Regulations. Article 158-2 (Home Voting) A home voter shall choose one candidate (referring to one political party in cases of an election of proportional representation members of the National Assembly or an election of proportional representation members of local councils), put a mark in the corresponding column of the balloting paper received from the competent Gu/Si/Gun election commission, put the ballot paper into the envelope for return, seal the envelope, and then dispatch the envelope by registered mail. [Previous Article 158-2 moved to Article 158-3 <Jan. 17, 2014>] Article 158-3 (Shipboard Voting) (1) A shipmaster shall set the date and time to vote on shipboard, taking into consideration the number of shipboard voters and circumstances in operation, during a period between eight and five days before the election day (hereinafter referred to as "period for shipboard voting"), and shall install a shipboard voting place. In such cases, a shipmaster shall notify shipboard voters, without delay, of the date and time to vote shipboard and the place where a shipboard voting place is installed. <Amended on Aug. 13, 2015> (2) When a shipmaster installs a shipboard voting place, he or she shall prepare equipment for transmitting shipboard votes by facsimile after voting while ensuring the secrecy of shipboard voter’s votes. (3) A shipmaster shall appoint one or more fair and impartial citizens of the Republic of Korea to attend as observers while voting shipboard is going on, from among seafarers who are on board the ship: Provided, That the foregoing shall not apply where only one citizen of the Republic of Korea is on board the ship. (4) A shipmaster shall put his or her signature in the blank for signature on the ballot paper brought for shipboard voting by a shipboard voter to the shipboard voting place under paragraph (1) along with the observers specified in the main clause of paragraph (3) (hereinafter referred to as “observers”). In such cases, a ballot paper already filled in before being brought to the shipboard voting place for casting shall be collected and shall be sealed in a separate envelope.