# Becoming a Citizen in 5 English-Speaking Countries
If you are a skilled migrant with options, you may be choosing between Canada, the United States, the United Kingdom, Australia, and New Zealand. The five countries' citizenship rules are remarkably similar in shape — points-based PR, then a residency clock, then a test, then an oath — but the details add up to meaningful differences in cost, time, and lifelong obligations.
Side-by-side at a glance
| Item | Canada 🇨🇦 | United States 🇺🇸 | United Kingdom 🇬🇧 | Australia 🇦🇺 | New Zealand 🇳🇿 |
|---|---|---|---|---|---|
| Residency rule | 1,095 days in 5 yrs | 30 mo in last 60 mo | ILR + 12 mo | 4 yrs lawful + 12 mo PR | 5 yrs + 240 days/yr |
| Total clock | ~3 yrs post-PR | ~5 yrs post-LPR | ~6 yrs | ~4 yrs | ~5 yrs |
| Adult fee (local) | CA$630 | USD$760 | £1,630 | AUD$560 | NZD$470.20 |
| Adult fee (~CAD) | CA$630 | ~CA$1,030 | ~CA$2,800 | ~CA$510 | ~CA$390 |
| Civics/values test | 20 Q, written | 10/100 Q, oral | 24 Q, written | 20 Q, written | None (standard) |
| Pass mark | 75% | 60% (6/10) | 75% | 75% + 5/5 values | N/A |
| Language test | CLB 4 EN/FR | Conversational | CEFR B1 EN | Functional EN | Conversational |
| Dual citizenship | Yes | Yes | Yes | Yes (2002) | Yes |
| Worldwide tax? | No | Yes | No | No | No |
| Typical timeline | ~12 mo | 12–18 mo | ~6 mo target | 12–24 mo | 12–18 mo |
What changes between the five
Cost (cheapest to most expensive)
- New Zealand — ~CA$390
- Australia — ~CA$510
- Canada — CA$630
- United States — ~CA$1,030
- United Kingdom — ~CA$2,800 (5× the cheapest option)
The UK is the global outlier. Even with all extras, NZ, AU, and Canada all come in well under CA$1,000.
Residency clock (shortest to longest)
- Canada — 3 years post-PR (1,095 days physical)
- United States — 5 years post-LPR (30 months physical)
- New Zealand — 5 years residence (240 days/year required)
- Australia — 4 years total + 12 months as PR
- United Kingdom — 5 years to ILR + 12 months wait = ~6 years total
Canada wins on shortest physical-presence requirement once you become a PR.
Test difficulty (most students' rankings)
- Easiest: New Zealand — no civics test for the standard naturalization route.
- United States — 100-question public bank, oral interview, 6/10 to pass. Memorize all 100 in 2–4 weeks.
- Canada — broad curriculum but 75% pass mark on multiple choice; 70-page Discover Canada handbook.
- Australia — same 75% as Canada, but must pass 5/5 on values questions.
- Hardest: United Kingdom — 180-page handbook, dense British history.
Tax obligations after citizenship
- Canada, UK, Australia, NZ: residence-based — if you leave and break tax residence, you stop owing.
- United States: citizenship-based, lifelong. A US citizen living anywhere in the world must file a US 1040 every year, plus FBAR for foreign bank accounts over USD$10,000. The Canada-US tax treaty prevents most actual double taxation, but the filing burden is real and cumulative — many US citizens abroad have already given up their citizenship to escape it (the IRS-published "expatriation" list runs into the thousands annually).
Dual citizenship — all 5 yes
All five countries allow you to hold their citizenship alongside another. Australia is the most recent to permit it (2002 reform). New Zealand and Canada have allowed it since 1977. The UK since 1948. The US has not actively enforced renunciation since the Supreme Court's *Afroyim v. Rusk* (1967) and ended formal renunciation requirements in 1990.
The practical implication: you can become Canadian, then later become Australian, and keep both passports — and add a third or fourth from elsewhere. This is increasingly common in Commonwealth migration.
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Hidden traps
United States — the tax trap. Becoming a US citizen creates a lifelong filing obligation. People who naturalized for the convenience of a US passport sometimes find that filing US taxes from Canada is more expensive ($1,500–$3,500 per year in CPA fees) than they expected. Some end up renouncing later (which itself requires Form 8854 and an exit-tax calculation if your net worth exceeds USD$2 million).
Australia — the parliamentary disqualification. Section 44 of the Australian Constitution disqualifies dual citizens from federal Parliament. This caused 14 MPs and senators to be removed in the 2017–18 eligibility crisis. Doesn't matter for ordinary citizens, but worth knowing.
United Kingdom — the cost cliff. The £1,630 naturalization fee is on top of years of visa fees (Skilled Worker visa fees alone can exceed £3,500 + £1,035/year Immigration Health Surcharge). Total cost from arrival to British passport often exceeds £10,000 for a single applicant.
New Zealand — the hidden journey. Despite the low fee, NZ requires you to be physically in New Zealand for 240 days each year for the 5 years before applying. That is stricter than Canada's 1,095/1,825 ratio and rules out many "PR holders who travel for work" patterns.
Canada — the modest catch. The Canadian path is among the cleanest, but the physical-presence calculator is unforgiving: every day outside Canada (even a weekend in Buffalo) counts as zero, and CBSA travel records often surface trips applicants forgot to declare. Apply only when you have a comfortable buffer over 1,095 days.
Which is "easiest"?
If your priority is shortest time to passport from arrival: Canada or Australia.
If your priority is lowest cost: New Zealand, then Australia.
If your priority is fastest processing once you apply: the UK (target 6 months) — but only after the 5–6 year ILR clock.
If your priority is most flexible passport for travel: all five rank in the global top 10. Canada and the UK have slightly broader visa-free coverage; the US opens Cuba freely; Australia and NZ open more of the South Pacific.
If your priority is avoiding lifelong tax obligations: any of the five except the US.
For most skilled migrants reading this, the choice is rarely "any of the five." It is usually "I have PR or a visa in country X, what's my path?" — at which point the answer is whichever country you are already in.
Studying for the Canadian test? CitizenPass has 600+ practice questions plus an AI coach that explains every answer. Start free at [citizenpass.ca](https://citizenpass.ca/practice-test/free).
Related reading
- [Canadian vs US Citizenship 2026](/blog/canadian-citizenship-vs-us-citizenship)
- [Canadian vs UK Citizenship 2026](/blog/canadian-citizenship-vs-uk-citizenship)
- [Canadian vs Australian Citizenship 2026](/blog/canadian-citizenship-vs-australian-citizenship)
- [Dual Citizenship in Canada — Complete Guide](/blog/dual-citizenship-canada-complete-guide)
- [Dual Citizenship Countries Not Allowed](/blog/dual-citizenship-countries-not-allowed)
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Frequently Asked Questions
1Which country has the lowest citizenship fee?
**New Zealand** (~NZD$470.20, ~CA$390) is the lowest, followed by **Australia** (AUD$560, ~CA$510), **Canada** (CA$630), the **US** (USD$760, ~CA$1,030), and the **UK** (£1,630, ~CA$2,800 — by far the most expensive).
2Which country has the shortest residency requirement?
**Canada** ties with **New Zealand** at 3 years of physical presence (Canada: 1,095 days in 5 years post-PR; New Zealand: 5 years lawful + 4 years presence + 12 months as PR — effectively about 4 years end-to-end, but with strict presence requirements that net out close to 3 active years). The **US** requires 5 years of LPR with 30 months of physical presence. **Australia** is 4 years with 12 months as PR. The **UK** is ~6 years total (5 to ILR + 12 months wait).
3Which countries allow dual citizenship?
**All five** allow dual citizenship in 2026. Canada has since 1977. The UK since 1948. Australia since 2002. New Zealand since 1977. The US has not actively required renunciation since 1990 (post *Afroyim v. Rusk* 1967).
4Which country taxes citizens forever?
**Only the United States.** The US is one of two countries on Earth (with Eritrea) that taxes citizens on worldwide income regardless of where they live. Canada, the UK, Australia, and New Zealand all use **residence-based taxation** — if you naturalize and then move abroad and break tax residence, you stop owing income tax in that country (with some transition rules).
5Which country has the hardest citizenship test?
By study material length, **the UK** (180-page handbook). By must-pass subsection, **Australia** (5/5 mandatory on values questions). By breadth of curriculum, **Canada** (history, government, geography, rights, symbols all weighted equally). The US has the easiest study format — a fixed 100-question public bank, asked orally during the interview. New Zealand has no formal civics test for the standard naturalization route.
6Can I apply to multiple countries at once?
Yes. There is no rule against applying for permanent residence and citizenship in multiple countries simultaneously. Many people maintain Canadian PR while pursuing US LPR through a spouse, or hold a UK Skilled Worker visa while keeping a Canadian PR card current. The complications are practical (residency-presence requirements run separate clocks; dual residence can mean dual tax filings) rather than legal.