The following documents need to be uploaded online while making the application:
i) End Use-cum-End User Certificate(s) (EUC) from all the firms/entities involved in the supply chain of the product(s) (to be furnished on their letter head duly signed by the authorised signatory).
ii) Copy(ies) of Purchase Order(s) of firm(s) involved in the supply chain of the item/product.
iii) Aayat Niryat Form (ANF)-1 (Profile of Exporter).
iv) Elaborate technical specification relating to item of export.
v) Copy(ies) of supply contract/agreement {if documents are bulky only the relevant portion containing contract reference and parties to the contract and the portion indicating the item(s) to be supplied and quantity thereof not exceeding 10 pages shall be uploaded).
vi) Copy of DGFT authorization letter for the same product, if any in case of application for repeat orders.

Hard copy (Paper copy) of the following documents are required to be submitted to DGFT (HQ):
i) Original End Use-cum-End User Certificate (EUC).
ii) Copies of Bills of Entry into the destination country for items exported during the last one year. 
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Licensing authority for items in Category 0 in Appendix 3 to Schedule 2 of ITC (HS) is Department of Atomic Energy. Applicable guidelines are notified by the Department of Atomic Energy under Atomic Energy Act, 1962. For certain items in Category 0, formal assurances from the recipient State will include non-use in any nuclear explosive device. Authorizations for export of certain items in Category 0 will not be granted unless transfer is additionally under adequate physical protection and is covered by appropriate International Atomic Energy Agency (IAEA) safeguards, or any other mutually agreed controls on transferred items. Export of items specified under the Note 2 of the ‘Commodity Identification Note’ of the SCOMET list would also be permitted against an authorization granted by the Department of Atomic Energy. 
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Appendix 3 of Schedule 2 of ITC (HS) Classification contains the control list of India which is also referred to as the SCOMET list. You can go to the DGFT website to see the complete list. In the list as appearing in Appendix 3 of Schedule 2 of ITC (HS) Classification, SCOMET items are listed under eight (9) categories as follows:
a) Category 0: Nuclear material, nuclear-related other materials, equipment and technology.
b) Category 1: Toxic chemical agents and other chemicals.
c) Category 2: Micro-organisms, toxins.
d) Category 3: Material, Materials Processing Equipment, and related technologies.
e) Category 4: Nuclear-related other equipment, assemblies and components; test and production equipment; and related technology, not controlled under Category 0.
f) Category 5: Aerospace systems, equipment including production and test equipment, related technology and specially designed components and accessories thereof.
g) Category 6: Munitions List.
h) Category 7: Electronics, computers, and information technology including information security.
i) Category 8: Special Materials and Related Equipment, Material Processing, Electronics, Computers, Telecommunications, Information Security, Sensors and Lasers, Navigation and Avionics, Marine, Aerospace and Propulsion.
Each category contains exhaustive listing of items covered under that category. Special conditions applicable to items under different categories are mentioned under each category. 
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Yes, export of items in the SCOMET list is regulated as per India’s Foreign Trade Policy. Export is either prohibited or is permitted under an authorization. 
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