Laryngeal Cancer-Asbestos/Nickel Exposure


Laryngeal cancer in workers exposed to nickel aerosol in specific industrial processes is accepted as an occupational disease under sections 2(1) and 15 of the Workplace Safety and Insurance Act as peculiar to and characteristic of such processes.


Entitlement criteria

Workers with claims for laryngeal cancer are entitled to benefits if the following criteria are met

Duration of exposure 

(cumulative minimum)


Inception period (minimum interval between first exposure and diagnosis of laryngeal cancer)


15 years exposure to nickel aerosols through any process in the nickel industry which produces nickel in aerosol dispersion, in combined or elemental form, including

  • roasting
  • smelting
  • refining
  • welding
  • electroplating.
20 years
Nickel & Asbestos
7.5 years nickel aerosols
5 years asbestos
15 years

For claims involving asbestos exposure, see 23-02-02, Laryngeal cancer and asbestos exposure.

Application date

This policy applies to all accidents. Benefits are payable from the date of accident, which is the date of diagnosis, or the first date that related symptoms are medically documented, whichever is earlier.

Document History

This document replaces 04-04-13.


Legislative Authority

Workplace Safety and Insurance Act, 1997, as amended

Sections 2(1), 15, 119


Board of Directors
#8(XXIII), June 10, 2004, Page 6620