This series consists of correspondence, meeting minutes, studies and reports, financial statements, contracts and agreements, statistics, technical specifications, invitations, newsletters, press releases, and assorted material relating to the operation of the 1978 Commonwealth Games.
It contains the following subseries:
- Subseries 1: Accreditation Division records (1975-1978)
- Subseries 2: Advisory Board Division records (1973-1977)
- Subseries 3: Association (British Commonwealth Games Association of Canada) records (1972-1978)
- Subseries 4: Ceremonial Division records (1970-1978)
- Subseries 5: Communications Division records (1973-1978)
- Subseries 6: Coins and Stamps records (1972-1978)
- Subseries 7: Federation (Commonwealth Games Federation) records (1972-1978)
- Subseries 8: Finance Division records (1972-1978)
- Subseries 9: Foundation (XI Commonwealth Games Canada (1978) Foundation) records (1971-1978)
- Subseries 10: Fund-raising Division records (1972-1978)
- Subseries 11: Headquarters records (1972-1978)
- Subseries 12: Host Broadcaster records (1976-1978)
- Subseries 13: Legal Committee records (1969-1978)
- Subseries 14: Lotteries Division records (1972-1978)
- Subseries 15: Management Advisory Committee records (1972-1978)
- Subseries 16: Marketing Division records (1972-1978)
- Subseries 17: Media '78 Division records (1972-1978)
- Subseries 18: Medical Division records (1971- 1978)
- Subseries 19: Miscellaneous records (1971-1978)
- Subseries 20: Other Games records (1967-1978)
- Subseries 21: Public Affairs and Awareness Division records (1972-1978)
- Subseries 22: Planning and Production Committee records (1972-1978)
- Subseries 23: Protocol Committee records (1973-1978)
- Subseries 24: Security Committee records (1973-1978)
- Subseries 25: Services Division records (1972-1978)
- Subseries 26: Special Events Division records (1972-1978)
- Subseries 27: Sports Division records (1972-1978)
- Subseries 28: Tickets and Accommodation Division records (1972-1978)
- Subseries 29 Transportation Division records (1973-1978)
- Subseries 30: Venues Division records (1973-1978)
- Subseries 31: Village Division records (1972-1978)
- Subseries 32: Welcome and Entertainment records (1972-1978)
- Subseries 33: Personnel (1978)