Guides
Canada Post delivery standards business days: how they count
Canada Post delivery standards business days start at the acceptance scan. It covers weekends, statutory holidays, local cut-offs and cross-border handover.
Contributor
Amelia C. Reed
A clear explanation leaves room for what remains uncertain. Subject: Business Days and Workday Calculators: workday, date, calculator. Amelia C. Reed is the editorial byline assigned to this area. Practical guides, comparisons and the questions behind a choice form this editorial remit. This is an editorial pen name used by the publication, not a claim of an independently verified personal identity.
Guides
Does Montreal payroll follow Quebec holiday counting under the Civil Code?
Montreal payroll runs on two clocks: Civil Code payment terms between businesses and Quebec labour standards for employees, and holidays move each one differently.
Guides
4 rules for counting Nova Scotia and Newfoundland business days in Halifax and St. John's
Nova Scotia and Newfoundland business day counts need both provincial holiday lists, plus port and offshore calendars that close on days the province is open.
Guides
Ottawa's federal public service calendar for contractors counting business days
Federal public service holidays in Ottawa do not match Ontario's statutory list, and that gap moves contract and SLA deadlines by a day or more.
Rules
Quebec Construction Holiday Business Days: Schedule Impact
Quebec construction holiday business days can distort project schedules because standard holiday lists omit the closure. Learn the date rule and adjust counts.
Guides
Designing a working hours API: duration, add, is_open and next_open
A working hours endpoint answers four questions: duration, add, is_open and next_open. Edge rules, a request and response shape with segments, a holiday feed, and test vectors.
Rules
IRS response deadlines: calendar days, not business days, and when dates move
Most IRS response deadlines count calendar days, not business days. This explains start dates, weekend and holiday moves, postmark proof, and missed dates.
Guides
How to Count USPS Business Days for Delivery Estimates
A USPS business day delivery calculator counts Monday to Saturday, not federal days. Here is the one rate worth tracking and the point where you act on it.
Rules
Country calendars: three origins of a closed day
Country calendars: the three kinds of closed day, how a national list is published, and the fields to capture before you rely on one for a deadline.
Reviews
Working week and holiday source by country for cross-border day counts
Which working week and which closure list sit behind a business-day count in Canada, the US, Quebec, the UK, the UAE, Saudi Arabia, India and Japan, with a worked ten-day example.
Costs
Days between dates in Excel: subtraction, times, DATEDIF and NETWORKDAYS
Excel formulas for days between dates: subtraction and inclusive counts, times in cells, DATEDIF units, NETWORKDAYS and WORKDAY, and what the sheet cannot decide.
Features
How an SLA clock turns contract terms into a due moment
An SLA due moment comes from a start event, a business-hours calendar, a named time zone and a pause ledger. Worked figures, two boundary rules and the drafting gaps that cause disputes.
Reviews
Should the holiday calendar live in a spreadsheet or a service?
Where a working-day calendar should live, the date contract between sheet and service, and a sixteen-case parity suite pinned to NETWORKDAYS and the Nager.Date API.
Maintenance
How to calculate working days per month and per fiscal period in Excel
Build monthly working-day counts with EOMONTH and NETWORKDAYS, check them against OPM's 2027 federal closures, and assemble a fiscal span with a reverse check.
Costs
Workday counts for a month: why length and starting weekday decide the total
Working days per month is 20 to 23 weekdays, decided by month length and start weekday: the rule behind it, a worked year, and where the count misleads.
Reviews
Days between dates: six honest answers to one simple-looking pair
One pair of days between dates, six honest answers: the unit, the endpoints, the calendar and the place that decide which number you were actually asked for.