Gauteng Premier Panyaza Lesufi said that government was working with gas tanker company, Innovative Staffing Solutions, to repair the homes damaged by the Boksburg explosion.
The gas tanker exploded under a railway bridge on Christmas eve, killing 40 people and injuring scores of others.
Some homes near the scene of the blast were destroyed and infrastructure was damaged.
Speaking at a media briefing in Johannesburg on Thursday, Lesufi said that the gas tanker company had vowed to assist families that have been affected by the explosion.