The ability to successfully collaborate, is one of the key building blocks of a digital economy, and a key marker of a fifth generation (G5) regulator. In an information and communication technology (ICT) sector known for change, G5 regulation represents yet another shift – not of technology, but of paradigm – for governments and regulators globally. The report on Tanzania lays out the country’s regulatory landscape and points both to existing best practice and to areas for future progress. In addition, a high-level policy brief for ICT policy-makers provides a clear view of the value and benefits of collaborative regulation, together with its challenges and solutions.