16 Trade and other payables
| | 2016 | 2015 |
Trade payables | 65 | 450 |
Rent invoiced in advance | 708 | 759 |
Group company Bouwinvest | 386 | - |
Other payables | 476 | 180 |
Balance as at 31 December | 1,635 | 1,389 |
The other payables relate to invoices yet to be received for maintenance of and investments in the portfolio.