Corrosive Materials

NYC Admin. Code tit. 29, ch. 2, ch. 54

in effect

NYC Fire Code § FC 5401 General

Section FC 5401: General 5401.1 Scope. This chapter shall govern the storage, handling and use of corrosive materials. Exceptions: 1. Display and storage in Group M and storage in Group S occupancies complying with the requirements of FC 5003.11. 2. Stationary energy storage systems in accordance with FC 608. 3. Ammonia (R-717) when used as a refrigerant in a refrigerating system in accordance with FC 606. 5401.2 Permits. Permits shall be required as set forth in FC 105.6. 5401.3 General. Corrosive materials shall be stored, handled and used in accordance with this chapter. Corrosive materials that are compressed gases shall additionally comply with the requirements of FC Chapter 53. 5401.4 Supervision. The handling and use of corrosive materials in quantities requiring a permit shall be under the personal supervision of a certificate of fitness holder. The storage of corrosive materials in quantities requiring a permit shall be under the general supervision of a certificate of fitness holder.

NYC Fire Code § FC 5402 Definitions

Section FC 5402: Definitions 5402.1 Definition. The following term shall, for the purposes of this chapter and as used elsewhere in this code, have the meaning set forth in FC 202. CORROSIVE MATERIAL.

NYC Fire Code § FC 5403 General Requirements

Section FC 5403: General Requirements 5403.1 Quantities not exceeding the maximum allowable quantity per control area. The storage, handling and use of corrosive materials in amounts not exceeding the maximum allowable quantity per control area indicated in FC 5003.1 shall be in accordance with FC 5001, 5003 and 5401. 5403.2 Quantities exceeding the maximum allowable quantity per control area. The storage, handling and use of corrosive materials in amounts exceeding the maximum allowable quantity per control area indicated in FC 5003.1 shall be in accordance with this chapter and FC Chapter 50.

NYC Fire Code § FC 5404 Storage

Section FC 5404: Storage 5404.1 Indoor storage. Indoor storage of corrosive materials in amounts exceeding the maximum allowable quantity per control area indicated in FC Table 5003.1.1(2), shall be in accordance with FC 5001, 5003, 5004 and this chapter. 5404.1.1 Liquid-tight floor. In addition to the provisions of FC 5004.12, floors in storage areas for corrosive liquids shall be of liquid-tight construction. 5404.2 Outdoor storage. Outdoor storage of corrosive materials in amounts exceeding the maximum allowable quantity per control area indicated in FC Table 5003.1.1(4) shall be in accordance with FC 5001, 5003, 5004 and this chapter. 5404.2.1 Aboveground outdoor storage tanks. Aboveground outdoor storage tanks exceeding an aggregate quantity of 1,000 gallons (3785 L) of corrosive liquids shall be provided with secondary containment in accordance with FC 5004.2.2. 5404.2.2 Distance from storage to exposures. Outdoor storage of corrosive materials shall not be within 20 feet (6096 mm) of buildings not associated with the manufacturing or distribution of such materials, lot lines, public streets, private roads or means of egress. A 2-hour fire barrier wall without openings or penetrations, and extending not less than 30 inches (762 mm) above and to the sides of the storage area, is allowed in lieu of such distance. The wall shall either be an independent structure, or the exterior wall of the building adjacent to the storage area.

NYC Fire Code § FC 5405 Handling and Use

Section FC 5405: Handling and Use 5405.1 Indoor use. The indoor handling and use of corrosive materials in amounts exceeding the maximum allowable quantity per control area indicated in FC Table 5003.1.1(2) shall be in accordance with FC 5001, 5003, 5005 and this chapter. 5405.1.1 Liquid transfer. Corrosive liquids shall be transferred in accordance with FC 5005.1.10. 5405.1.2 Ventilation. When corrosive materials are dispensed or used, mechanical exhaust ventilation in accordance with FC 5005.2.1.1 shall be provided. 5405.2 Outdoor use. The outdoor handling and use of corrosive materials in amounts exceeding the maximum allowable quantity per control area indicated in FC Table 5003.1.1(4) shall be in accordance with FC 5001, 5003, 5005 and this chapter. 5405.2.1 Distance from use to exposures. Outdoor handling and use of corrosive materials shall be located in accordance with FC 5404.2.2.

Source: City of New York, Charter, Administrative Code and Rules (American Legal Publishing XML export, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/newyorkcity/latest/NYCadmin/0-0-0-149826Fetched: 10/24/2026