Use the statute’s “whichever is later” rule.
Official guidance explains the tenant can return corrections within the specified 15-day period.
Why this matters at move-out
Massachusetts restricts later damage deductions for conditions already identified at move-in unless repaired and subsequently damaged again. Preserve both the landlord statement and any tenant-added damage list.
Compare this topic across states
Official sources
Primary law for security-deposit amount, receipts, statement of condition, banking, interest, deductions and 30-day return.
Mass.govMandatory statement of condition ↗Official guidance on move-in condition statements and damage deductions.