U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
5131 Occupancy schedules are default assumptions. The same assumptions shall be made in computing Design Energy Consumption as were used in calculating the Energy Cost Budget.
513.2 Table 513.2.a, Occupancy Density, establishes the density, in ft
Table 513.2.
Building type | Conditioned floor area Ft 2 person |
---|---|
Assembly | 50 |
Office | 275 |
Retail | 300 |
Warehouse | 15000 |
School | 75 |
Hotel/Motel | 250 |
Restaurant | 100 |
Health/Institutional | 200 |
Multi-family High-rise Residential | 2 per unit . 1 |
1 Heat generation: Btu/h per person: 230 Btu/h per person sensible, and 190 Btu/h per person latent. See Tables 512.2 a and b.




