To be eligible for Ujjwala 2.0, a woman must be at least 18 years old and belong to a poor household that does not already have an LPG connection. She can apply if she is on the Socio-Economic Caste Census (SECC) 2011 list or falls under categories like Scheduled Caste, Scheduled Tribe, beneficiary of Pradhan Mantri Awas Yojana, etc. If not, she can submit a 14-point declaration to prove her household is poor.