Unlawful Activities (Prevention) Act, 1967
Section 18: Punishment for conspiracy, etc
Whoever conspires or attempts to commit, or advocates, abets, advises or [incites, directly or knowingly facilitates] the commission of, a terrorist act or any act preparatory to the commission of a terrorist act, shall be punishable with imprisonment for a term which shall not be less than five years but which may extend to imprisonment for life, and shall also be liable to fine.]
Source: India Code (indiacode.gov.in), the consolidated text published by the Legislative Department, Government of India. Text as updated on India Code on 15 October 2026. Words in square brackets [ ] were inserted or substituted by later amending Acts, and *** marks words omitted by an amendment. The amendment footnotes are not reproduced here. Official text on India Code.
Supreme Court judgments citing the section 18
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Union of India v. Saleem Khan
Whether the High Court was justified in granting bail to accused no.11 and rejecting the same of accused no.20.
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Harpreet Singh Talwar @ Kabir Talwar v. The State of Gujarat Th. National Investigating Agency
Whether in the facts and circumstances of the case, the Appellant is entitled for regular bail.
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Mohammed Asarudeen v. Union of India & Ors.
Whether the Special Court while dealing with an application under sub-section 2 of s.44 of Unlawful Activities (Prevention) Act, 1967 made in respect of a large number of witnesses, recorded the satifaction which is…
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Ankush Vipan Kapoor v. National Investigation Agency
Whether the NIA can investigate only the same accused who is present in the NIA investigation qua Scheduled Offences and for non-scheduled offence by virtue of Section 8 of the National Investigation Agency, 2008; In…
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Jalaluddin Khan v. Union of India
Factors to be taken into consideration, under Section 43D(5) of the Unlawful Activities (Prevention) Act, 1967, while deciding Bail Applications for offences falling under Chapters IV and VI of the Act.
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Agency Chennai Branch v. Barakathullah etc.
The respondents-accused were arrested for the alleged offences under section 120(b), 153(A), 153(AA) of IPC and Section 13, 17, 18, 18(B), 38 and 39 of the Unlawful Activities (Prevention) Act, 1957. The High Court…
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National Investigation Agency New Delhi v. Owais Amin @ Cherry & Ors.
Applicability of Section 196-A of Code of Criminal Procedure SVT., 1989 vis-à-vis the provisions and mandate contained in the Code of Criminal Procedure, 1973.
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Prabir Purkayastha v. State (NCT of Delhi)
Whether the arrest and subsequent remand of the accused-appellant was vitiated as the copy of the remand application was not provided to him or his counsel before passing of the order of remand thus, not informing him…
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The State of West Bengal v. Jayeeta Das
Whether the order dated 07.04.2022, whereby the Chief Judge cum City Sessions Court permitted the addition of the offences under Unlawful Activities (Prevention) Act, 1967 to the case suffer from any illegality or…
- Acharya v. State of Maharashtra, (2001) 5 SCC 453 : 2001
- Ramjhan Gani Palani v. National Investigating Agency and Anr
- Jahir Hak v. The State of Rajasthan
- Waheed-Ur-Rehman Parra v. Union Territory of Jammu & Kashmir
- Naser Bin Abu Bakr Yafai v. The State of Maharashtra & Anr.
- Gautam Navlakha v. National Investigation Agency
- Fakhrey Alam v. The State of Uttar Pradesh
- Union of India v. K. A. Najeeb
- Bikramjit Singh v. The State of Punjab
- Asim Shariff v. National Investigation Agency
- National Investigation Agency v. Zahoor Ahmad Shah Watali
- Romila Thapar and Ors. v. Union of India and Ors.
- Lt. Col. Prasad Shrikant Purohit v. State of Maharashtra
- State of Maharashtra v. Kamal Ahmed Mohammed Vakil Ansari & Ors.
- Sayed Mohd. Ahmed Kazmi v. State, Gnctd & Ors.
- Sadhwi Pragyna Singh Thakur v. State. of Maharashtra
- Mustaq Ahmed Mohammed Isak and Ors. v. State of Maharashtra
- State of Maharashtra Etc. v. Dhanendra Shriram Bhurle Etc.