New Delhi, June 20 -- The ongoing lockdown imposed in Tamil Nadu to curb the spread of the coronavirus disease (Covid-19) has been extended till June 28, the state government said on Sunday. However, several relaxations have been provided as per the latest guidelines in order to begin the unlocking process.

The state government has divided all districts into three categories- Tier 1, Tier 2 and Tier 3 and different guidelines have been issued for them.

Tier 1:

Eleven districts including Coimbatore, Nilgiris, Salem and Erode fall under Tier 1. No additional relaxations have been provided in these districts as their active cases are high and the existing Covid-19 restrictions have been retained.

Tier 2:

Tier 2 comprises 24 districts in...