Final answer:
The maximum sill height for an egress window, according to the International Residential Code, should not exceed 44 inches from the floor to ensure it can act as a safe emergency exit.
Step-by-step explanation:
The question pertains to the safety requirements for egress windows that are a vital part of building codes related to construction and the safety regulations of living spaces. According to the International Residential Code (IRC), the maximum sill height of an egress window must not exceed 44 inches (approximately 112 centimeters) above the floor. This regulation ensures that the window can be used as a safe exit in case of an emergency, such as a fire.