The Northern residents deductions (often referred to as the "prescribed zone" deduction on the personal tax return) are not limited to the three territories. While all places in Yukon, Nunavut, and the Northwest Territories are in a prescribed northern zone (Zone A), the rules also designate prescribed northern and intermediate zones in parts of several provinces (for example, parts of British Columbia, Alberta, Saskatchewan, Manitoba, Ontario, and others).
The governing framework is in the Income Tax Regulations, which define prescribed zones using geographic descriptions (latitudes/longitudes) covering areas in multiple provinces, as well as the territories.
From a payroll/HR communications perspective, the key is that this deduction is generally claimed by the individual on their income tax return (it does not change the employer's province-of-employment withholding rules). Employees who believe they qualify should verify their community's zone status using CRA's prescribed zone lists before claiming the deduction.

A hiring authorization package/checklist typically ensures the organization collects the documents needed to onboard the employee and set them up correctly in payroll and HR systems. This often includes items like an offer letter, signed policies, banking details for direct deposit, emergency contacts, and required HR/legal acknowledgements. A confidentiality agreement is a common onboarding document because it protects the employer's confidential information and can be required regardless of payroll deductions.
The other options are not good examples of "required information" for all new hires. Employees do not give
"consent" for statutory deductions-deductions like CPP, EI, and income tax withholding are required by law and employers must withhold them when applicable. A "clearance certificate" is not a standard universal onboarding requirement for payroll in Canada. A T1213 is only completed in special situations where an employee requests CRA authorization to reduce tax withheld at source; it is not something most new hires must provide.

For payroll deductions, the key concept is the employee's province of employment (POE)-not where they live. The CRA states that the POE is determined primarily by the employer's establishment where the employee "reports for work." If an employee reports for work at an employer's establishment located in Quebec, then the POE is Quebec, even if the employee's province of residence is Ontario.
This matters because Quebec has distinct payroll requirements. The CRA notes that when the POE is Quebec, employers must apply Quebec-based payroll rules, including deducting Quebec Pension Plan (QPP) contributions instead of CPP, and deducting Quebec parental insurance plan (QPIP) premiums, along with Quebec provincial income tax withholding.
In practice, payroll must set up the employee using Quebec as the POE and ensure stakeholders (HR, finance, the employee) understand why deductions may differ from Ontario residents working in Ontario. Any over
/under-withholding due to POE vs. residence is typically reconciled when the employee files their personal tax return.

(total federal + Alberta tax): $173.48
Explanation:
Taxable gross for the period = $1,600.00 + $30.00 = $1,630.00 (a taxable allowance is included in income for tax withholding).
Using CRA T4032-AB (Biweekly, 26 pay periods) with claim code 2:
Federal tax at pay $1,630 falls in the $1,619-$1,635 range # CC2 = $107.35.
Alberta provincial tax at pay $1,630 falls in the $1,628-$1,644 range # CC2 = $46.55.
Subtotal tax from the tables = $107.35 + $46.55 = $153.90.
CRA notes these tax tables build in the tax credits for CPP/EI, so when CPP is not deducted (because annual max already reached), you must increase tax withholding accordingly.
CPP that would have been deducted this pay (using CRA rates/YBE):
Pensionable = $1,630 # ($3,500/26 = $134.62) = $1,495.38; CPP (4.95% + 1.00% = 5.95%) = $88.98.
Add back missing credits: Federal 14% × 88.98 = $12.46; Alberta 8% × 88.98 = $7.12 # total $19.58.
Final total tax = $153.90 + $19.58 = $173.48.

An ROE is required when an employee experiences an interruption of earnings, such as 7 consecutive calendar days with no work and no insurable earnings (the "7-day rule"), or when earnings fall below 60% of regular weekly earnings for specific reasons (the "60% rule"). That means a 6-week unpaid leave (A) typically triggers an interruption of earnings, and a drop to 40% of normal earnings (B) meets the "below
60%" threshold (when due to the listed leave reasons). A layoff with no recall (D) also triggers an interruption of earnings under the 7-day rule.
However, Service Canada lists a special situation for a change in ownership: the former employer does not have to issue ROEs if (1) there is no actual break in the employee receiving earnings, and (2) payroll records are available to the new owner and the new owner agrees to issue a single ROE covering both periods if needed. That is exactly option C, so no ROE is required in that scenario.