Special Report on Global Warming of 1.5 °C (SR15)

Following the decision of the panel at its 43rd Session to accept the invitation from the UNFCCC, at its 44th Session, the Panel approved the outline of Global Warming of 1.5 °C, an IPCC special report on the impacts of global warming of 1.5 °C above pre-industrial levels and related global greenhouse gas emission pathways, in the context of strengthening the global response to the threat of climate change, sustainable development, and efforts to eradicate poverty.
The report was finalized in October 2018

More information on the Summary for policy makers http://www.ipcc.ch/pdf/special-reports/sr15/sr15_spm_final.pdf
Source: All relevant documents related to the SR15 Report can be found here: http://www.ipcc.ch/