NFPA Journal explains NFPA 101 requirements for existing buildings

Does NFPA 101®, Life Safety Code®, apply to existing buildings that are not undergoing rehabilitation? Are features that don’t comply with NFPA 101 grandfathered so that they don’t have to comply with the requirements for existing buildings? And how long do requirements for new buildings that were applied at the time the buildings were constructed continue to apply to what is now an existing building? NFPA 101 is unique among codes in that it applies to both new and existing buildings, and these three common questions help put that applicability into perspective, says Ron Coté, NFPA’s principal life safety engineer....