| 31.12.2021 | 31.12.2020 | |
|---|---|---|
| Advance payments for the purchase of property, plant and equipment | 68,950 | 2,676 |
| Other receivables: | ||
| Building security deposits | 311 | 942 |
| Lease receivables | 487 | 869 |
| Other | 312 | 188 |
| Total | 1,110 | 1,999 |
Advances for the purchase of property, plant and equipment refer to prepayments on the construction of halls and two aluminium profiles extrusion presses in Kęty, within the Polish Investment Zone [Polska Strefa Inwestycji] programme, with minimum expenditures of PLN 220 million, construction of a ROMB S.A. plant in Złotów of the value of roughly PLN 90 million, also within the Polish Investment Zone, as well as the extension of production capacity within the other ASS companies.
As a performance bond for construction services, for a part of construction contracts the Company retains security deposits on account of remedying the possible defects. The security deposits have a strict maturity date, and in case no defects are discovered, they are reimbursable in full value.