18. Taharah for suicide victim:

One who committed suicide, is to have Taharah performed, is to be garbed in Tachrichin, and is to be buried in a Jewish cemetery [an 8 Amos distance from other graves[1]].[2] [This applies even if his clothing is stained with blood.[3]]

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[1] Gilyon Maharsha 345

[2] Shach 345:1 in name of Rashba 763; Chochmas Adam 156:1; Kitzur SHU”A 201:1

[3] See Nitei Gavriel 48:15 in name of Meishiv Halacha and Daas Kedoshim 354 that he is not buried with his bloody clothing.