CTC Special Permits

Clause 4.1.1.1 (d) of CSA B340 allows cylinders manufactured until the end of 1992 in accordance with permits issued under the Canadian Transport Commission (CTC) “Regulations for the Transportation of Dangerous Goods by Rail” to continue in use to transport Class 2 dangerous goods in accordance with the terms of the respective CTC Permit.

Clause 5.1.9 of CSA B340 specifies that seamless aluminum cylinders manufactured in accordance with special permit CTC SP 890 or CTC SP 922 must be used in accordance with the requirements applicable to specification DOT-3AL cylinders while clause 24.2.1.17 of CSA B339 specifies that seamless aluminum cylinders manufactured in accordance with special permit CTC SP 890 or CTC SP 922 must be requalified in accordance with the requirements applicable to specification DOT-3AL cylinders.

Any of the following CTC special permits will be provided by email or fax on request. Each CTC special permit document indicates the permitted use and periodic requalification requirements for a cylinder manufactured under that special permit. A cylinder manufactured under a CTC special permit has the special permit number marked on it. Prior to using or requalifying a CTC special permit cylinder you must obtain a copy of the CTC special permit document if you don't already have it, by contacting a Transport Canada means of containment specialist by email at tdgcontainers-tmdcontenants@tc.gc.ca. Include the text "CTC Permit" in the subject line.

In reviewing the CTC special permits, you will notice that the permits have expired. Unlike Equivalency Certificates, the CTC special permits are valid beyond their expiry date because Clause 4.1.1.1(d) of CSA B340 authorises their continued use.

  • SP 647 Revision 19
  • SP 695 Revision 2
  • SP 957 Revision 2
  • SP 961 Revision 10
  • SP 992 Revision 9
  • SP 1008 Revision 5
  • SP 1019 Revision 5
  • SP 1026 Revision 6
  • SP 1076 Revision 10
  • SP 1116 Revision 8
  • SP 1127 Revision 8
  • SP 1337 Revision 7
  • SP 1347 Revision 6
  • SP 1465 Revision 4
  • SP 1471 Revision 7
  • SP 1503 Revision 6
  • SP 1628
  • SP 1880 Revisions 3 &4
  • SP 1897 Revision 4
  • SP 1910
  • SP 1990 Revision 3 &4
  • SP 2032 Revision 3
  • SP 2041 Revision 1
  • SP 2045 Revision 2
  • SP 2339 Revision 1
  • SP 2254 Revision 2
  • SP 2269 Revision 2
  • SP 2290 Revisions 3 &4
  • SP 2361 Revision 3
  • SP 2470 Revision 2
  • SP 2502 Revision 1
  • SP 2552 Revisions 2 &3
  • SP 2597
  • SP 2637
  • SP 2664 Revision 2
  • SP 2711 Revision 2
  • SP 2800 Revision 2
  • SP 2866
  • SP 2875 Revision 1
  • SP 2888
  • SP 2899
  • SP 2948 Revision 1
  • SP 3093
  • SP 3153
  • SP 3226
  • SP 3232
  • SP 3233
  • SP 3239
  • SP 3263
  • SP 3263 M15 Appendices A &B
  • SP 3263 M15 Appendix C
  • SP 3263 M25 Appendices A &B
  • SP 3263 M26 Appendices B & C
  • SP 3263 M76 Appendices A &B
  • SP 3263 M77 Appendices A &B
  • SP 3263 M96 Appendix A
  • SP 3263 M99 Appendix A