To cope with the challenging situation of epidemic prevention and control, 31 provinces, municipalities and autonomous regions released rules for trans-provincial travel. People from different risk-level areas have to abide by the following requirements or possess the following materials when traveling to Chongqing:

From low-risk areas: a green health code.

From medium or high-risk areas: a negative nucleic acid test report conducted within 7 days or a green health code containing a negative nucleic acid test result; have a nucleic acid test locally or a 14-day home isolated observation without these materials.