How to Prevent Double Billing Time Entries

BLANK WORKSHEET
TIME DUPLICATION REVIEW
Client / proposed invoice / report snapshot: [details]
Source scope / account / dates / timezone: [details]
Approved entries and minutes: [IDs / durations]
Earlier active allocations: [entry / invoice / line / minutes]
Documented reversals or replacements: [references]
Remaining eligible minutes by entry: [calculation]
Source duplicates versus repeated billing: [findings]
Imported/manual overlap and refresh decision: [details]
Reviewed hours / rate / currency / subtotal: [amounts]
Reviewer / resolved blockers / saved-invoice check: [details]

FILLED EXAMPLE (fictional)
Fictional October review: 600 approved minutes. INV-520 already consumes T-301's 240 and T-302's 60. INV-531 consumes T-302's remaining 120 and T-303's 180: 300 minutes, five hours, USD 450 at USD 90/hour. The fixed line has refresh disabled; original export and allocation map are retained.

BEFORE USE
Replace every bracketed field. Examples are illustrative. Confirm your agreement, local invoice requirements, and applicable tax treatment separately. This download does not send an invoice or update a billing record.

Source page: https://www.getinvoiceagent.com/guides/prevent-double-billing-time-entries
Reviewed: 2026-10-05