CSA Z94.4 : 2011 : INC : UPD 1 : 2012

Preface
1 Scope
2 Reference publications
3 Definitions
4 Respiratory protection program
5 Roles and responsibilities
6 Hazard assessment
7 Respirator selection
8 Training
9 Respirator fit testing
10 Use of respirators
11 Cleaning, inspection, maintenance, and storage of respirators
12 Health surveillance
13 Program evaluation
14 Recordkeeping
Annexes
A (informative) - User seal checks
B (mandatory) - Qualitative respirator fit tests (QLFT)
C (mandatory) - Quantitative respirator fit tests (QNFT)
D (informative) - Use of SCBA in low-temperature environments
E (informative) - Health surveillance
F (informative) - Procedures for cleaning and sanitizing
  respirators
G (informative) - Respirator classification, characteristics,
  and limitations
H (informative) - Reduced oxygen concentration
I (informative) - Buddy breathing
J (informative) - Checklist of competency for respirator fit
  testers
K (informative) - Scenarios using selection wheels in
  Figures 2 and 3
L (informative) - Classification of biohazardous agents by
  risk group
M (informative) - Illustrations of acceptable and unacceptable
  facial hair for tight-fitting respirators
N (informative) - Additional guidance for qualified persons
  on respirator selection in health care environments

Specifies requirements for the selection, use, and care of respirators and for the administration of an effective respiratory protection program in the workplace.