Infrastructure policies, investment and finance ought to be aligned to net-zero emission targets. Nationally Determined Contributions ought to be cascaded down to subnational government (SNG) levels through (i) harmonising carbon neutral policy agenda backed by legal and regulatory framework; (ii) adopting a fiscal framework that integrates funding support for carbon vulnerabilities, and introduces a carbon and environmental tax with appropriate climate supportive inter-governmental revenue sharing; (iii) strengthening SNG debt capacities backed by enhanced debt sustainability frameworks, while facilitating deployment of sovereign debt restructured for SNGs climate projects and (iv) engaging global community and domestic financial markets to leverage financing for SNG low-carbon projects.