DIN EN 1991-1-3
What is DIN EN 1991-1-3?
This standard specifies the national principles for determining a snow load and its calculation. This standard does not apply to structures at a height of more than 1500 metres.
Unless otherwise specified, snow loads are classified as variable stationary actions according to EN 1990:2002, 4.1.1(1)P and 4.1.1(4). Other form coefficients are elevated solar thermal and photovoltaic systems as noted in Section 5.3.