VAT Register Corrections and JPK_V7 Adjustments – Process and Records
8 Aug 2026
Correctly documenting and reflecting sales and purchase credit notes/adjustments in VAT registers and JPK_V7 files.
Read articleNotes on documentation, procedures and firm news — without tax advice.
8 Aug 2026
Correctly documenting and reflecting sales and purchase credit notes/adjustments in VAT registers and JPK_V7 files.
Read article6 Aug 2026
Rules for accounting entries involving mandatory and voluntary Split Payment Mechanism transactions in general ledgers.
Read article4 Aug 2026
Standard procedures for checking vendor bank accounts on the VAT White List and filing ZAW-NR notification forms.
Read article2 Aug 2026
Verification protocols for recording sales/purchase transactions in JPK_V7 ledgers including GTU codes and procedure flags.
Read article30 Jul 2026
Formal registration procedures in Central Register of Excise Entities (CRPA) and periodic excise declaration filings.
Read article28 Jul 2026
Operational principles for maintaining quantitative and qualitative electronic registers of excise goods under Polish regulations.
Read article26 Jul 2026
Rules for issuing KSeF e-invoices to foreign buyers and ledger processing of cross-border purchase vouchers from EU vendors.
Read article24 Jul 2026
Standard operating procedures during KSeF service downtime or connectivity loss – delayed upload rules and ledger entries.
Read article22 Jul 2026
Procedures for granting system permissions to personnel and authorizing accounting agencies to access e-invoices.
Read article19 Jul 2026
Verification of mandatory XML schema fields and procedures for issuing corrective structured invoices via KSeF.
Read article17 Jul 2026
Structuring formal and substantive verification pathways for e-invoices retrieved from KSeF into accounting software.
Read article15 Jul 2026
Practical guide to adapting internal approval workflows and invoicing systems to mandatory structured e-invoice standards.
Read article13 Jul 2026
Steps required to prepare a business for switching from simple revenue-expense ledger to full double-entry accounting.
Read article11 Jul 2026
Requirements for physical stocktaking at the start and end of tax year and its exact impact on income calculation in KPiR.
Read article8 Jul 2026
How to maintain the fixed asset register, determine initial valuation, and post monthly depreciation charges in KPiR ledgers.
Read article6 Jul 2026
Rules for tracking vehicle mileage, classifying operational fuel and maintenance costs for business cars in Polish Sole Traderships.
Read article4 Jul 2026
Standards for making entries across KPiR ledger columns and formal requirements for accounting support vouchers.
Read article2 Jul 2026
Rules for recording revenues under flat-rate taxation, mapping sales to statutory rates, and invoice documentation.
Read article30 Jun 2026
How modern accounting software platforms integrated at NWAGNER streamline paperless document intake and ledger entry.
Read article28 Jun 2026
How we execute accounting book transfers, set up communication workflows, and manage daily document processing for clients.
Read article25 Jun 2026
Learn about the working principles, professional qualifications, and document review standards at NWAGNER Tax & Accounting in Warsaw.
Read article23 Jun 2026
Required disclosures, notes, and explanatory notes mandated by the schedules of the Polish Accounting Act.
Read article21 Jun 2026
Prudent valuation principles, establishing liability provisions, and accounting for impairment write-downs at year-end.
Read article19 Jun 2026
Year-end confirmation procedures for receivables and payables balances with business partners under Polish accounting standards.
Read article17 Jun 2026
How to classify material and immaterial prior period errors and record them correctly in corporate general ledgers.
Read article14 Jun 2026
Formal approval process of annual financial statements by corporate bodies and electronic submission to Financial Document Repository.
Read article12 Jun 2026
Inventory methods including physical count, balance confirmation, and ledger reconciliation under Polish Accounting Act.
Read article10 Jun 2026
Step-by-step guidance on reconstructing general accounting ledgers following data loss, system damage, or physical destruction.
Read article8 Jun 2026
Standards for secure processing of personal data of employees and contractors within accounting and payroll workflows.
Read article6 Jun 2026
Statutory retention periods and storage conditions for accounting vouchers, tax filings, and payroll records in paper and digital formats.
Read article3 Jun 2026
Practical checklists and calendar procedures to ensure timely delivery of accounting documents and statutory returns.
Read article1 Jun 2026
Formal, mathematical, and substantive verification standards for purchase invoices before entering into books.
Read article30 May 2026
How professional indemnity insurance of an accounting firm operates and what security it provides to business clients.
Read article28 May 2026
Accounting duties during LLC liquidation, closing regular books, preparing opening liquidation balance sheet and reports.
Read article26 May 2026
Timeline and essential accounting stages for closing the general ledger of an LLC at the end of the financial year.
Read article24 May 2026
Which documents must be provided to the accounting office following shareholder or board changes in a Polish LLC.
Read article21 May 2026
Formal requirements and ledger entry rules for advance dividend payments in Polish limited liability companies.
Read article19 May 2026
Step-by-step guide to accounting entries for profit distribution resolutions and dividend payments in a Polish LLC.
Read article17 May 2026
Accounting rules for share capital entries and shareholder contributions in Polish LLCs according to Accounting Act standards.
Read article15 May 2026
Planning to set up an LLC and wondering whether to choose fast registration via S24 or a flexible notarial agreement through PRS? Learn the key differences, pros and cons of both options and our proven recommendation to save time and money when starting your business.
Read article15 May 2026
Comparison of LLC registration paths via S24 and PRS portals focusing on accounting obligations and opening balance sheet procedures.
Read article10 May 2026
Running a company is not only business growth but also reporting duties. One of the most important moments in the financial year is closing the books and approving the financial statements. Missing deadlines can have serious financial and legal consequences.
Read article25 Apr 2026
In the world of taxes, few substances are as “slippery” as glycerine. Although associated mainly with cosmetics or pharmaceuticals, for businesses in the chemical and e-cigarette sectors it has become one of the most problematic goods for excise settlements.
Read article20 Feb 2026
Business is not only about success but also risk. One of the hardest scenarios is issuing an invoice, paying tax on it and then not seeing payment for months. Bad debt relief can help you recover tax already paid to the treasury.
Read article20 Feb 2026
Choosing a legal form is one of the first and most important decisions when starting a business. In Poland, alongside the established limited liability company (LLC), the Simple Joint-Stock Company (PSA) has been available for several years. Here are the key differences worth knowing.
Read article19 Feb 2026
January 2026 is a breakthrough month for NWAGNER Tax & Accounting. We are pursuing our “accounting without borders” strategy, combining Polish reliability with the UK market and modern banking tools. For clients this means greater security and easier access to capital.
Read article18 Feb 2026
1 April 2026 is not an April Fools’ joke. It is “day zero” for most Polish companies. From then on, the world of invoices you know – PDFs, e-mail attachments and paper folders – officially becomes history.
Read article18 Feb 2026
A season is approaching when Polish entrepreneurs split into two groups: those who already have complete documents and those frantically searching for last year’s invoices. The financial statement is the key document summarising your company’s condition – a legal duty whose breach can be costly.
Read article18 Feb 2026
Loss, destruction or missing accounting documents is one of the most common “dark hours” for a business owner. Flood, disk failure, tax audit, a previous accountant’s error or documents that “went missing” – there are many causes. You cannot just “put something in Excel”. Books must be reconstructed legally under the Accounting Act and Tax Ordinance.
Read article17 Feb 2026
The National e-Invoice System (KSeF) is approaching fast. If you think it is just another “digital fad” from the authorities, you are mistaken. It is the end of paper invoices, PDFs by e-mail and manual corrections.
Read article17 Feb 2026
As a sole trader you often hear: "put it on the company, you'll book it as a cost". It sounds great – lower income tax, VAT deducted. In practice, between spending money and successfully booking a cost there is a gap filled by accounting rules and revenue ledger regulations.
Read articleFind answers to the most frequently asked questions about our accounting services.
Our client onboarding process is streamlined, transparent, and 100% digital. To initiate our accounting cooperation, we require the following baseline items: 1. **Corporate founding documents:** Articles of Association / Statutes (notarial deed or S24 digital extract), current National Court Register (KRS) extract or CEIDG sole trader entry. 2. **Onboarding questionnaires:** Completion of our digital client questionnaire detailing corporate bank accounts, business profile, GDPR consent, and mandatory Anti-Money Laundering (AML/KYC) compliance forms. 3. **Official fiscal powers of attorney:** Granting the UPL-1 authorization for electronic tax filing and the ZUS PEL authorization for social insurance representation before Polish authorities. 4. **For companies transitioning from another firm:** Current year-to-date trial balance (zestawienie obrotów i sald), most recent approved annual financial statements, recent VAT and corporate tax returns, and the fixed asset depreciation schedule. Upon receipt, we execute our formal service agreement, assign your dedicated senior accountant, and activate your 24/7 Client Portal and complimentary KSeF invoicing system.
We prioritize speed, paperless convenience, and client security. The standard deadline for submitting monthly accounting documentation is the **10th day of the following month** (or the 15th under customized corporate arrangements). You can submit documents through two primary workflows: • **100% Digital & Paperless (Recommended):** Uploading files directly via our secure 24/7 Client Portal (drag-and-drop PDFs, high-res photo scans from mobile) or through automated synchronization with our cloud invoicing platform and KSeF. Our intelligent OCR engine extracts invoice metadata instantly. • **Physical Paper Delivery:** For clients maintaining physical paper archives — documents may be dispatched via tracked courier or postal delivery directly to our Warsaw headquarters. Timely invoice submission allows our senior accountants to finalize your VAT, CIT, and ZUS calculations well ahead of statutory payment due dates.
Yes, we assume full civil and professional liability for the correctness of all accounting books, tax registers, statutory returns, and financial statements prepared by our team. • **Comprehensive Professional Liability Insurance (OC):** We maintain an expanded insurance policy that covers full statutory bookkeeping, tax filing compliance, HR and payroll administration, and social security settlements. • **Certified Senior Accountant C.I.K. No. 78963/2025:** Our practice is led by a fully certified Chief Accountant with an established corporate track record. • **Multi-tier Quality Assurance:** Every monthly VAT return, JPK_V7 XML file, and annual financial statement undergoes strict internal peer-review before official electronic submission. • **Flawless Claims Track Record:** In our operational history, we have never had a single claim against our insurance policy — accuracy and diligence are our foundational guarantee.
Yes. We deliver end-to-end advisory and administrative facilitation for establishing business entities and commercial partnerships in Poland and across Europe: • **LLC (sp. z o.o.), Simple Joint-Stock (P.S.A.), and Joint-Stock (S.A.) incorporation:** Guidance on drafting articles of association, selecting PKD codes, filing through the expedited S24 system (24-72h entry), or notarial PRS court routes. • **Sole Proprietorship (JDG):** Complimentary assistance with CEIDG registration, choosing the optimal tax scheme (lump-sum Ryczałt, 19% flat tax, or progressive scale), and VAT/ZUS registration. • **Post-incorporation compliance:** Filing Form NIP-8, VAT-R/VAT-UE, registering Ultimate Beneficial Owners in CRBR, and establishing corporate banking with mBank. • **International cross-border incorporation:** Expert assistance with UK Ltd (Companies House & HMRC), German GmbH/UG, and Czech s.r.o. formations.
Yes, we provide full-scope HR and payroll outsourcing for SMEs, growing tech enterprises, and international corporate groups: • **Payroll calculations:** Processing monthly payroll for employment contracts, civil mandates, specific-task agreements, and B2B contracts; calculating overtime, bonuses, statutory sick pay, PIT-4R, and annual PIT-11 employee certificates. • **Digital personnel files:** Administering electronic employee files (Parts A, B, C, D, E), vacation tracking, certificates of employment, and service records. • **ZUS and PPK administration:** Prompt employee registrations, monthly ZUS DRA/RCA filings, and Employee Capital Plans (PPK) data exchange. • **Foreign workforce compliance:** Handling statutory employment permits, work declarations, and notifications for international hires. Powered by enterprise-grade Symfonia R2Płatnik software, we ensure absolute wage data confidentiality and strict labor law compliance.
During a tax audit, inquiry, or inspection from the Polish Tax Office (US), Social Insurance (ZUS), or Labour Inspectorate (PIP), our clients are fully protected — we take primary charge of the administrative and substantive defense: • **Official representation under Power of Attorney:** Our registered authorizations allow us to interface directly with tax inspectors, respond to summonses, and submit explanations without disrupting management. • **Audit file generation (JPK on demand):** We generate and audit structured tax files including JPK_KR (general ledgers), JPK_FA (invoices), JPK_MAG (warehousing), and JPK_PKPIR. • **Written legal and accounting rebuttals:** We draft formal legal responses grounded in statutory provisions and binding tax rulings to resolve inspector inquiries. • **Audit facilitation:** We host auditor sessions electronically or at our offices, managing documentation exhibits and evidentiary reviews. We hold an extensive track record of successfully navigating VAT refund audits, corporate income tax reviews, withholding tax audits, and payroll inspections.
Transferring your accounting records to NWAGNER — whether mid-year or at year-end — is seamless and ensures zero disruption to daily business operations. We handle the transition logistics: 1. **Agreement execution & power of attorney:** We finalize the service agreement and register new electronic authorizations (UPL-1 and ZUS PEL). 2. **Formal handover protocol:** You authorize us to liaise directly with your previous accounting provider to retrieve databases, physical binders, VAT ledgers, asset schedules, and employee files. 3. **Opening balance audit & ledger migration:** We cross-verify balance sheet balances, audit recent tax filings, and import ledger accounts into Symfonia ERP. 4. **Statutory location update:** We update the official storage address of accounting records via Form NIP-8 or CEIDG with the competent Tax Office. The entire migration is executed smoothly and transparently, giving you an immediate clean start.
Yes, NWAGNER operates on a modern, 100% paperless digital accounting delivery model. We support clients located in Warsaw, Wroclaw, Poznan, Krakow, Gdansk, across all of Poland, and internationally (including the UK, Germany, and Czechia): • **Encrypted digital workflow:** Invoices, contracts, and bank feeds are uploaded through our secure Client Portal or synchronized via KSeF. • **Real-time communication:** Ongoing contact via email, direct phone lines, and video conferencing (Teams, Google Meet, Zoom) with your dedicated senior accountant. • **Zero physical visits required:** Service agreements, tax returns, financial statements, and HR files are executed via digital signatures (ePUAP or Qualified e-Signatures). • **Physical office availability:** For clients who value in-person meetings, our headquarters are situated in Warsaw at ul. Trakt Lubelski 277D.
Yes. Every client is assigned a designated senior accountant who manages your financial accounts day-to-day and understands the specifics of your industry. • **Direct communication line:** You have direct phone and email access to your assigned accountant — avoiding anonymous call centers or support ticketing loops. • **Continuous institutional knowledge:** Your accountant knows your transaction history, contract terms, expense structure, and corporate plans. • **Chief Accountant supervision:** All key tax calculations and annual financial reports are supervised by Norbert Wagner (Certified Accountant CIK No. 78963/2025). • **Seamless absence coverage:** In the event of planned leave, an internal peer accountant covers your accounts without any operational delay.
Yes! Every subscription plan includes complimentary access to our cloud-based professional invoicing software. • **Full KSeF integration:** Issue and receive structured XML invoices directly within the application with automatic transmission to the Ministry of Finance servers. • **Web & mobile access:** Generate branded corporate invoices on your laptop or smartphone in multiple languages (Polish, English) and currencies (EUR, USD, GBP). • **Direct ledger synchronization:** Invoices issued in the portal flow directly into our Symfonia general ledger without manual email exports. • **Automated counterparty checks:** Instant auto-fill of company details from the Central Statistical Office (GUS) via VAT ID and White List banking validation.
We ensure all tax and social security payment notices reach you well ahead of statutory deadlines in a clear, actionable format: • **Email and SMS notifications:** After monthly closing, you receive detailed summaries detailing exact VAT, PIT-4, PIT-5/5L, CIT, and ZUS obligations. • **Ready-to-use transfer instructions:** We provide your individual tax micro-account number, ZUS bank account, transfer memo references, and statutory payment due dates. • **24/7 Client Portal:** All current and historical tax returns, official receipt confirmations (UPO), and payment logs remain accessible in your secure dashboard. • **Bank payment batch generation:** Upon request, we export pre-configured payment batches ready for instant authorization in your corporate online banking.
Yes. Our team provides professional multilingual accounting services and financial reporting for international corporations and non-Polish board members: • **Full English and German communication:** We conduct daily correspondence, phone calls, and video conferences with international directors and investors in fluent English and German. • **Bilingual financial reporting:** We prepare management reporting packs, Balance Sheets, and Profit & Loss statements in dual-language Polish-English or Polish-German formats. • **Group consolidation packages:** We liaise directly with international parent companies (e.g. from the UK, Germany, Austria, Switzerland, Czechia) providing reporting feeds under IFRS or German GAAP (HGB). • **Bilingual employment contracts:** We draft bilingual employment agreements, contractor contracts, and workplace policies for international staff.
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Office 9273 321-323 High Road, Chadwell Heath, Essex, United Kingdom, RM6 6AX
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