36 CFR 1002.62 - Memorialization.
(a) The installation of a monument, memorial, tablet, structure, or other commemorative installation within the area administered by the Presidio Trust without the authorization of the Board is prohibited.
(b) The scattering of human ashes from cremation is prohibited, except pursuant to the terms and conditions of a permit, or in designated areas according to conditions which may be established by the Board.
(c) Failure to abide by area designations and established conditions is prohibited.
(d) Violation of the terms and conditions of a permit issued in accordance with this section is prohibited and may result in the suspension or revocation of the permit.