Final decisionBack to top On 29 May 2019, the AER published the approved 2019-20 tariff variation for the Roma to Brisbane pipeline. Documents (2) Author APA Group - Revised final RBP Tariff Adjustment Notice for 2019-20 - AER approved - May 2019 ( PDF 162.2 KB ) APA Group AER - Statement of reasons approving Roma to Brisbane Pipeline tariff variation 2019-20 - May 2019 ( PDF 281.5 KB ) AER