article 21 the land use and various constructions within a planned urban area shall conform to the urban planning and be subject to the planning management. Market towns and villages in urban planning areas, which have not been specifically planned in the overall urban planning, shall be planned and constructed according to the planning control requirements of urban construction and development. Twenty-second city-related construction projects should be selected by the competent department of urban planning administration of the people's government at or above the county level. The site selection and layout of construction projects within a planned urban area shall conform to urban planning. When the design task book is submitted for examination and approval, it shall be accompanied by the site selection opinions of the competent department of urban planning administration of the people's government at or above the county level. If there is no need to submit the design task book for approval, the planning administrative department shall solicit the opinions of the urban planning administrative department of the people's government at or above the county level on the site selection of the construction project before the construction project is included in the annual fixed assets investment plan. Article 23 The competent department of urban planning administration of the people's government at or above the county level shall participate in the review of the project proposal and design task book of the construction project within the urban planning area regarding the construction site, address and layout. The joint examination of the preliminary design of construction projects within a planned urban area shall be attended by the competent department of urban planning administration of the people's government at or above the county level. Article 24 The municipal and county people's governments shall, in accordance with the overall urban planning and the technical standards of the state related to urban planning, and in combination with local actual conditions, formulate technical regulations on the scope of construction land, building density, building spacing, floor area ratio, building height, etc. The aforementioned technical provisions shall be strictly implemented in urban planning management. Twenty-fifth in the urban planning area, the construction unit or individual shall, in accordance with the law, go through the formalities for examination and approval of land use to the land management department of the people's government at or above the county level or the township (town) people's government. Article 26 Where it is necessary to apply for land for construction in a planned urban area, the construction land planning permit shall be applied according to the following procedures: (1) The construction unit or individual shall apply to the competent department of urban planning administration of the people's government at or above the county level for designation with the relevant documents approving the construction project; (2) The competent department of urban planning administration of the people's government at or above the county level shall, according to the requirements of urban planning and the nature and scale of the construction project, and after consulting the opinions of the relevant administrative departments in accordance with the regulations, verify the location and boundaries of land use, and put forward planning and design conditions to the construction unit or individual; (three) the construction unit or individual shall submit the floor plan of construction land prepared according to the planning and design conditions, and obtain the planning permit for construction land. Article 27 Where construction is carried out on the construction land that has obtained the right to use within the urban planning area according to the original approved land use, the construction unit or individual shall submit an application to the competent department of urban planning administration of the people's government at or above the county level with the relevant documents for approving the construction project, and submit the floor plan of the construction land prepared according to the specified design conditions. If it is verified by the competent department of urban planning administration of the people's government at or above the county level that it meets the requirements of urban planning, it shall receive a notice for determining the construction address. Article 28 Where buildings, structures, roads, pipelines and other engineering facilities are newly built, expanded and rebuilt within a planned urban area, they shall apply for the commencement formalities after applying for the planning permit for construction projects according to the following procedures: (1) The construction unit or individual shall apply to the competent department of urban planning administration of the people's government at or above the county level with the relevant approval documents; (two) the competent department of urban planning administration of the people's government at or above the county level shall, in accordance with the requirements of urban planning, put forward the planning and design requirements of construction projects to the construction units or individuals; (3) The construction unit or individual submits the design scheme compiled according to the planning and design requirements, and after soliciting the opinions of the relevant administrative departments and being examined and approved by the urban planning administrative department of the people's government at or above the county level, carries out the preliminary design and construction drawing design; (4) If the contents related to urban planning in the construction drawings of construction projects submitted by the construction units or individuals are verified by the competent department of urban planning administration of the people's government at or above the county level to meet the requirements of urban planning and have obtained the right to use construction land according to law, the construction project planning permit shall be issued. Article 29 Individuals who build houses in urban planning areas shall apply to the competent department of urban planning administration of the people's government at or above the county level with the relevant approval documents, and submit the residential design drawings compiled according to the planning and design requirements. Those who are verified by the competent department of urban planning administration of the people's government at or above the county level to meet the requirements of urban planning and have obtained the right to use construction land according to law shall receive a planning permit for construction projects. Article 31 In accordance with the Provisional Regulations of the People's Republic of China on the Assignment and Transfer of State-owned Land Use Rights in Cities and Towns, the construction unit or individual shall go through the planning examination and approval procedures according to the following procedures with the land use certificate: (1) Submit the layout plan and design scheme of construction land prepared according to the planning and design conditions and requirements stipulated in the contract for assignment of state-owned land use rights. Upon examination and approval by the competent department of urban planning administration of the people's government at or above the county level and the relevant administrative departments, if it is confirmed that it meets the requirements of urban planning, it shall obtain a construction land planning permit; (two) submit the construction drawings of construction projects. Obtain a construction project planning permit. Article 31 The competent department of urban planning administration of the people's government at or above the county level shall, within 15 days from the date of receiving the floor plan of construction land or the construction drawing of construction project submitted by the construction unit or individual, respectively make a reply on whether it meets the requirements of urban planning, and issue the construction land planning permit or the notice of determining the construction address in time after receiving other necessary documents and materials, and issue the construction project planning permit. Article 32 When the land administration department of the people's government at or above the county level and the people's government of a township (town) go through the formalities of requisition, allocation and use of land within a planned urban area according to law, if it is really necessary to change the land boundary approved by the planning permit for construction land, it shall obtain the consent of the competent department of urban planning administration of the people's government at or above the county level in advance. If the land administration department of the people's government at or above the county level and the competent department of urban planning administration cannot reach an agreement, the people's government at the same level shall make a ruling. If the land boundary approved by the construction land planning permit is changed, the construction unit or individual shall go through the formalities for changing the construction land planning permit according to the prescribed procedures. Article 33 In the course of construction, if it is really necessary for the construction unit or individual to change the contents stipulated in the planning permit of the construction project, it shall be approved by the administrative department that approved the construction project, and the relevant design drawings after the change shall be submitted to the people's government at or above the county level for urban planning. Mode? What's wrong with you? What's wrong with you? What's the matter? Article 34 Any unit or individual that has obtained a planning permit for construction land or a notice to determine the construction address and a planning permit for construction projects shall not change the nature of the use of land and buildings without authorization. If it needs to be changed, it shall be approved by the land administration department of the people's government at or above the county level and the competent department of urban planning administration. Article 35 In case of temporary use of land due to construction projects in urban planning areas, an application shall be made to the competent department of urban planning administration of the people's government at or above the county level. After examining and approving the location and boundaries of temporary land use and obtaining the planning permit for temporary construction land, an application for the quantity and duration of temporary land use shall be made to the land management department of the people's government at or above the county level. If temporary construction is carried out on the approved temporary land, it shall be carried out after applying for a temporary construction project planning permit from the competent department of urban planning administration of the people's government at or above the county level. Temporary construction related to the construction project shall be carried out on the construction land that has obtained the right to use according to law in the urban planning area, and it shall be carried out after applying for a temporary construction project planning permit from the planning administrative department of the people's government at or above the county level; Other temporary construction shall be audited by the land management department of the people's government at or above the county level, and shall be carried out after applying for the planning permit for temporary construction projects from the planning administrative department of the people's government at or above the county level. If it is really necessary to extend the use of temporary land or temporary construction after the expiration, the extension formalities shall be handled in accordance with the above provisions. Temporary construction within a planned urban area shall be dismantled within the approved use period. It is forbidden to build permanent buildings, structures and other facilities on land approved for temporary use. Thirty-sixth any unit or individual shall obey the decision made by the people's government of the city, county or town to adjust the land use according to the urban planning. Article 37 No unit or individual may occupy roads, squares, green spaces, high-voltage power supply corridors and underground pipelines for construction. The construction of market towns and villages shall keep a certain distance from the highway according to the regulations, and shall not be close to the construction on both sides of the highway, and shall not hinder the safe and smooth traffic of the highway. Thirty-eighth excavation of sand and gravel, earthwork and other activities in the urban planning area shall be approved by the relevant administrative departments, and shall not damage the urban environment or affect the implementation of urban planning. The relevant administrative departments shall solicit the opinions of the competent department of urban planning administration of the people's government at or above the county level before approving the activities of digging sand and gravel and earthwork. Article 39 The competent department of urban planning administration of the people's government at or above the county level shall organize relevant experts to demonstrate the important construction projects within the urban planning area in a harmonious way in terms of architectural art and environment. The relevant departments shall respect the opinions of experts when deciding and approving important construction projects. Article 41 Construction projects in urban planning areas shall be set out by units that have obtained qualification certificates of construction enterprises and surveying and mapping licenses or professionals recognized by the competent department of urban planning administration of the people's government at or above the county level, and can only be started after passing the line inspection by the competent department of urban planning administration of the people's government at or above the county level. Forty-first construction of large-scale public facilities, transportation facilities, parks and residential areas, should be set up in accordance with the relevant provisions of the state and urban planning requirements. Article 42 Within the land boundary approved by the construction land planning permit or the notice to determine the construction address, the original buildings, structures and other facilities temporarily erected due to construction need to be demolished according to regulations, the construction unit or individual shall dismantle and clean up the site before the completion of the construction project acceptance or within the time limit permitted by the competent department of urban planning administration of the people's government at or above the county level. Forty-third construction projects in urban planning areas during the construction stage and completion acceptance, the competent department of urban planning administration of the people's governments at or above the county level shall have the right to check whether they meet the requirements of urban planning. When urban planning managers hold uniformly printed certificates for inspection, the inspected shall truthfully provide the information and necessary materials, and shall not conceal or obstruct them. Inspectors shall keep technical secrets and business secrets for the inspected. Forty-fourth construction projects within a planned urban area, the construction unit shall, within six months after the completion of acceptance, submit the relevant completion materials to the competent department of urban planning administration of the people's government at or above the county level. Article 45 The people's governments of cities, counties and towns shall regularly inspect the implementation of urban planning, and report to the people's congress at the same level or its standing committee and the organ approving the overall urban planning.