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Annual Billback Reports
- GMCB FY24 Billback Report, dated September 14, 2024
- GMCB FY23 Billback Report, dated September 13, 2023
- GMCB FY22 Billback Report, dated September 15, 2022
- GMCB FY21 Billback Report, dated September 15, 2021
- GMCB FY20 Billback Report, dated September 15, 2020
- GMCB FY19 Billback Report, dated September 15, 2019
- GMCB FY18 Billback Report, dated September 15, 2018
- GMCB FY17 Billback Report, dated September 15, 2017
- GMCB FY16 Billback Report, dated September 15, 2016
- GMCB FY15 Billback Report, dated September 15, 2015
- GMCB FY14 Billback Report, dated September 5, 2014
- GMCB FY13 Billback Report, dated September 16, 2013
