1. The wall of a mausoleum or columbarium which supports a load and is erected after July 5, 1932, must be constructed with only the following materials, used singly or in combination:2. All of the materials must be reinforced, anchored and supported in such a manner as to ensure an enduring and lasting structure.3. In any new building or in any alteration or addition to any existing building which is used for the permanent interment of the remains of deceased persons and which is constructed after July 5, 1932, all bearing walls must be made of granite, marble or reinforced concrete. If the building exceeds 25 feet in height, bearing walls must be made of reinforced concrete.4. If any wall is constructed against a bank of earth, rock or other porous material, the exterior face of the wall above the footing must be thoroughly and efficiently waterproofed before backfilling is completed.Nev. Admin. Code § 452.060
Bd. of Health, part Mausoleum Reg., eff. 7-5-32