Interactive RUT-avdrag (household services tax deduction) calculator for 2026. 50%, max 75 000 SEK/person. By Zaragoza AB.
A curated list of open resources, standards, authorities, tools, and datasets for the Swedish construction industry.
Open templates for Swedish construction inspections — slutbesiktning, garantibesiktning, statusbesiktning per AB 04 and ABS 18.
Open Q&A dataset for the Swedish construction industry. 300 Q&As in v1.0, target 1000+. Multi-format (JSON, JSONL, Alpaca, ShareGPT, CSV). CC BY 4.0. Maintained by Zaragoza AB, Helsingborg.
Open reference for Swedish building material specifications — concrete classes, wood grades, insulation lambdas, fire classes.
Curated hub of open-source calculators for Swedish construction — ROT, RUT, bygglov fees, U-värde, timmeranslag, estimation.
Trilingual glossary (SV/EN/PL) of Swedish construction terminology. 350+ terms. Maintained by Zaragoza AB, Helsingborg.
Skatteverket-compliant personalliggare template for Swedish construction sites (mandatory since 2016). CSV, JSON schema, HTML form. By Zaragoza AB.
Interactive ROT-avdrag (Swedish renovation tax deduction) calculator for 2026. By Zaragoza AB, Helsingborg.
Complete checklist for Swedish building permits (bygglov). Helsingborg-focused, covers Skåne kommuner. Maintained by Zaragoza AB.
Open planning guide for Swedish renovation projects — realistic timelines, permit lead times, ROT/RUT coordination, task sequencing.
Complete Swedish consumer guide to dolda fel (hidden defects): legal framework (KTjL, Jordabalken), time limits, reclamation letter templates, ARN process. CC BY 4.0.
Arbetsmiljöverket-compliant work environment plan template per AFS 1999:3. Riskbedömning, skyddsrond, incident-rapport. By Zaragoza AB.
Complete guide to reverse VAT (omvänd skattskyldighet) in Swedish construction. Examples, common mistakes, invoice templates. By Zaragoza AB.
Open pricing database for Swedish construction 2026. 50+ categories, regional adjustments, interactive calculator. Updated quarterly. CC BY 4.0.
Interactive 9-step checklist to verify a Swedish construction firm (F-skatt, insurance, ID06, references). Risk score. By Zaragoza AB.
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