Article 19(Electricity trading) #
(1) "Cases prescribed by Presidential Decree, including islands" in the proviso of Article 31 (1) of the Act means the following: <Amended on Jan. 12, 2021; Oct. 19, 2021; Mar. 21, 2023; Apr. 30, 2024; Jul. 29, 2025; Oct. 1, 2025>
1. Where electricity is traded in islands not connected to the electric power system operated by the Korea Power Exchange;
2. Where an entity engaged in new and renewable energy power generation business defined in subparagraph 5 of Article 2 of the Act on the Promotion of the Development, Use and Diffusion of New and Renewable Energy (hereinafter referred to as "entity engaged in new and renewable energy power generation business") trades the electricity that it produces using an electric power generating installation with a capacity not exceeding 1,000 kilowatts;
3. Where an entity engaged in new and renewable energy power generation business which satisfies the requirements determined and publicly notified by the Minister of Climate, Energy and Environment (excluding any person who has established electric installations for private use; hereafter in this subparagraph and subparagraph 4, the same shall apply) supplies to an electric sales business entity the electricity that it produces using an electric power generation installation with a capacity exceeding 1,000 kilowatts (The sum of the electricity generating capacity, if at least two entities engaged in new and renewable energy power generation business jointly supply the same; hereafter in subparagraph 4, the same shall apply), and the electric sales business entity trades such electricity by supplying it to electricity consumers who meet the requirements determined and publicly notified by the Minister of Climate, Energy and Environment;
4. Where an entity engaged in new and renewable energy power generation business which meets the requirements determined and publicly notified by the Minister of Trade, Industry, Energy supplies the electricity that it produces using an electric power generation installation to an entity engaged in renewable energy electricity supply business, which falls under any of the following:
(a) Supplying electricity generated by using an electric power generation installation with a capacity in excess of 1,000 kilowatts;
(a) Supplying electricity generated by using an electric power generation installation with a capacity not exceeding 1,000 kilowatts without electric installations for transmission or distribution of electric power;
(b) Supplying electricity generated by using an electric power generation installation with a capacity not exceeding 1,000 kilowatts without electric installations for transmission or distribution of electric power;
6. Where a renewable energy power generation business entity that meets the requirements determined and publicly notified by the Minister of Climate, Energy and Environment (referring to a person who engages in electricity generation business using renewable energy among new and renewable energy power generation business entities; hereinafter the same shall apply) supplies electricity generated using power generation facilities exceeding 1,000 kilowatts (5,000 kilowatts in cases of supplying electricity for transmission or distribution without electric installations for transmission or distribution) to a renewable energy electricity storage and sales business entity;
7. Where a renewable energy power generation business entity that meets the requirements determined and publicly notified by the Minister of Climate, Energy and Environment supplies electricity generated using power generation facilities to an electric vehicle charging business entity.
(2) "Cases prescribed by Presidential Decree" in the proviso of Article 31 (2) of the Act means cases that fall under any of the following subparagraphs: <Amended on Mar. 2, 2017; Mar. 30, 2021; Jan. 7, 2025>
1. Where a person who has a solar energy system put in place trades electricity left over after being consumed by the person out of electricity generated by such system;
2. Where a person who has any system other than a solar energy system (in cases of systems using coal as their energy source, such systems shall be limited to those for which an application for, or a report on, a plan for works for establishment or alteration is filed by February 28, 2017 pursuant to the former part of Article 8 (1) or of Article 8 (2) of the Electrical Safety Management Act) put in place trades less than 30 percent of the annual gross production of electricity generated by the relevant system.
(3) The procedures for electricity trading among electricity generation business entities, electric sales business entities, electricity users, and persons who have established electricity installations for private use under Article 31 (1) and (2) of the Act and other necessary matters shall be determined and publicly notified by the Minister of Climate, Energy and Environment. <Amended on Mar. 23, 2013; Jan. 12, 2021; Oct. 1, 2025>
(4) Pursuant to Article 31 (3) of the Act, a district electric business entity may trade electricity in the electricity market in any of the following cases: <Amended on Mar. 23, 2013; Mar. 21, 2023; Oct. 1, 2025>
1. A shortage or surplus of electricity compared to the demand of the particular supply district, based on the licensed capacity of supply;
2. A shortage of electricity compared to the demand of a particular supply district due to failure, a periodic inspection, or repair of power generators or any other event;
3. A shortage of electricity compared to the demand of a particular supply district with electricity produced by a person referred to Article 59-2, where such person curtails the operation of power generators due to a decrease in the demand for heat in the particular supply district during the period prescribed by Decree of the Ministry of Climate, Energy and Environment.
(5) "Electricity generation business entity with a scale not exceeding that determined by Presidential Decree" in Article 31 (4) 1 of the Act means an electricity generation business entity whose electric installation has a capacity not exceeding 20,000 kilowatts.
(6) "Person prescribed by Presidential Decree" in the main clause of Article 31 (5) of the Act means a demand response management service provider prescribed in Appendix 1 of the Enforcement Decree of the Smart Grid Construction and Utilization Promotion Act (hereinafter referred to as "demand management service provider"). <Added on Nov. 19, 2014>
(7) Where a demand management service provider who belongs to a business group subject to limitations on cross-shareholding, as referred to in Article 9 (1) of the Monopoly Regulation and Fair Trade Act, (Hereafter in this paragraph referred to as "business group") trades electricity pursuant to the main clause of Article 31 (5) of the Act, the ratio of the amount of electricity traded under subparagraph 1 to the sum of electricity traded under subparagraphs 1 and 2 shall not exceed 30/100: <Added on Nov. 19, 2014>
1. The amount of electricity traded, which has been procured by reducing the consumption of electricity (referring to reduction in accordance with an instruction given by the Korea Power Exchange to a demand management service provider under Article 45 (1) of the Act to reduce the consumption of electricity for the operation of the electric power system; hereinafter the same shall apply) by electricity consumers (excluding the relevant demand management service provider) inside the business group to which the demand management service provider belongs;
2. The amount of electricity traded, which has been procured by reducing the consumption of electricity by electricity consumers outside the business group to which the demand management service provider belongs.
[This Article Wholly Amended on Nov. 20, 2009]