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Salarium

salārium · Latin — salt money, a salary

Bring payroll in-house. Salarium calculates every payslip from your convenio and the law in force that month, produces the Social Security files and feeds the withholding returns — the work a gestoría bills per worker, done inside the system that already holds your people. You upload the files through SILTRA with your own RED authorisation; nothing is filed for you.

Book a demoPrice on request

Requires Humanus

What it includes

The calculation

  • Gross to net from your convenio’s salary tables, seniority and extra payments, prorated or not
  • IRPF withholding with the AEAT’s own algorithm, regularised when pay or circumstances change during the year
  • Social Security bases and contributions, including MEI, the solidarity contribution and AT/EP by activity
  • Part-time contracts, and overtime or complementary hours entered on the month’s run
  • Pay in kind and flexible pay, held to the legal 30 % ceiling
  • Wage garnishments on the civil-procedure scale, in the order they were served

Convenios and the law

  • The year’s Social Security, IRPF and AT/EP rules, published once and never edited: a change in the law is a new version
  • Shared convenios curated by aicroo — today the state agreements for IT consultancy and for gyms
  • Your own convenio, or a company agreement under a sector one
  • A convenio’s tables drafted from its PDF or its BOE reference, saved only once a person has checked them

What happens during the year

  • Sick leave with pago delegado and the convenio’s top-up
  • Finiquito and severance, with the settlement document the worker signs
  • Back pay as its own payslip: a closed month is never rewritten
  • Where the law leaves the choice to the company, the run stops and asks instead of guessing

Files and returns

  • The Bases and CRA files for SILTRA, and AFI files for altas and bajas, ready once your RED authorisation is on file
  • The sick-leave FDI file out, and the FIE file read back in
  • The TGSS calculation file compared line by line with ours
  • Withholdings flow into the Modelo 111 and the annual Modelo 190, additional data included
  • Posted to the ledger when you keep your books here as well

Approval and the employee

  • Each month’s run goes through your approval chain before it posts
  • Payslips in the official layout
  • A published payslip lands in the employee’s own vault, and they are told
  • Modelo 145 family and disability data, readable by HR managers only

Who watches it

HR

Contracts, absences, working time and the signatures about to expire.

One of the eleven AI employees is assigned to this domain. It reads what a person in that role could read, and files what it finds.

How the crew works →

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