What to know before you go
Two governments, two queues: the city registers you, the StädteRegion permits you
CriticalThis is the Aachen-specific process fact and it costs people weeks. The Anmeldung is done at the city's Bürgerservice within two weeks of moving in. The residence permit is not: the Ausländeramt is run by the StädteRegion Aachen, a separate authority covering the city and nine surrounding municipalities, with its own building, its own appointment system and its own backlog. The Führerscheinstelle sits with the StädteRegion's Straßenverkehrsamt too — the city's Bürgerservice can forward a replacement-licence application but cannot decide it. Book both separately and do not assume the first appointment starts the second.
Church tax in North Rhine-Westphalia is 9%
CriticalDeclaring membership of a recognised church at your Anmeldung triggers automatic deduction of church tax at 9% of your income tax liability in NRW — the standard rate in most German states, against 8% in Bavaria and Baden-Württemberg. Declaring no affiliation means no church tax. It is decided in a five-minute appointment most newcomers do not realise carries an annual cost, and leaving later needs a formal appointment and a fee.
If any part of your work crosses the border, go to the GrenzInfoPunkt before you sign anything
CriticalAachen has an official, free cross-border advice service — the GrenzInfoPunkt Aachen–Eurode, run through the Region Aachen Zweckverband and the StädteRegion, with offices in Aachen and at the Eurode Business Center on the Herzogenrath–Kerkrade line. It advises on German, Dutch and Belgian tax and social insurance, health and pension cover, child benefit and job search, by phone, online or in person, at no cost. Almost nobody arriving in Aachen knows it exists, and the questions it answers — where your income is taxed, which country insures you, what happens to your pension — are precisely the ones an employer's HR department will get wrong.
Tax follows your desk; social security follows a different rule entirely
CriticalLive in Aachen and work in the Netherlands or Belgium and your employment income is generally taxed where you work, with Germany exempting it but counting it when setting the rate on everything else. Social insurance is decided separately, under EU coordination rules: you are normally insured where you work, unless you carry out a substantial part of your activity — the usual threshold is 25% — in your country of residence, which flips your entire social security to Germany. Since 1 July 2023 a Framework Agreement, which Germany, Belgium and the Netherlands have all signed, lets habitual cross-border teleworkers stay insured in the employer's state while working up to 50% from home. Two thresholds, two authorities, and days worked at your kitchen table count towards both.
Health insurance is compulsory, and the regional poison centre is in Bonn
CriticalEveryone resident in Germany must hold health insurance. Employees below an annually-set income threshold join the statutory system, where contributions are shared with the employer and dependants are covered free; above it private cover becomes available and is very hard to leave. For urgent but non-emergency problems, 116117 is the national medical on-call number. The poison information centre serving North Rhine-Westphalia is at the university hospital in Bonn on 0228 19240 — not in Aachen, despite Aachen having one of Europe's largest hospitals of its own.
Aachen is inside NRW's rent cap, and the housing year runs on the university calendar
ImportantThe Mieterschutzverordnung that took effect on 1 March 2025 widened NRW's tenant protections from 18 municipalities to 57, and Aachen is the first name on the list. Inside those areas a new letting may not exceed the local comparative rent by more than 10%, increases during a tenancy are held to 15% over three years rather than 20%, and conversion to condominiums carries an eight-year rather than three-year block on own-use eviction. The rent cap runs to 31 December 2029 and the other two protections to 28 February 2030. What the ordinance cannot fix is the timing: RWTH had 44,382 students in winter semester 2025/26, 36% of them international, and the market is emptied every September.
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