Chapter 401.1 Online

For those dealing with immigration, this chapter introduces .

Chapter 4 (which includes 401.1) governs the ventilation of occupied spaces . Chapter 401.1

It mandates that every occupied space be ventilated by natural means (per Section 402) or mechanical means (per Section 403). For those dealing with immigration, this chapter introduces

It ensures that building paths, ramps, and elevators meet minimum accessibility requirements. 4. U.S. Foreign Affairs Manual (9 FAM 401.1) For those dealing with immigration