Version 1 of the deep trade agreements dataset (V1) maps the coverage across 52 chosen policy areas in 381 Preferential Trade Agreements (PTAs) notified to the World Trade Organization (WTO) signed between 1958 and 2021 and delves into the content of the 18 policy areas most frequently covered in a subset of 316 agreements currently notified to the WTO between 1958 and 2021.