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deadlines
Welfare Benefits
Updated 2026-05-21
Benefits Mandatory Reconsideration deadline
1 month from the date of the DWP/HMRC/CMS decision to request a Mandatory Reconsideration.
Calculator — accuracy depends on current rates
This calculator uses the rules and figures published on the dates shown. Rates, thresholds, and fees change — always verify the current figure on the official government website before paying or filing. The output is not legal advice.
Rates current as of: .
Privacy: runs entirely in your browser. Nothing you enter is sent to us or saved.
When to use this tool
You disagree with a decision on PIP, Universal Credit, ESA, Child Maintenance, or similar — work out the deadline to request reconsideration.
Benefits Mandatory Reconsideration deadline
The 1-month clock runs from the date of the decision, not from when you received the letter.