Search and seizure - Disposition - "Dwelling-house". 101. (1) Whenever a peace officer believes on reasonable grounds that an offence is being committed or has been committed against any of the provisions of this Act relating to prohibited weapons, restricted weapons, firearms or ammunition and that evidence of the offence is likely to be found on a person, in a vehicle or in any place or premises other than a dwelling-house, the peace officer may, where the conditions for obtaining a warrant exist but, by reason of exigent circumstances, it would not be practicable to obtain a warrant, search, without warrant, the person, vehicle, place or premises, and may seize anything by means of or in relation to which that officer believes on reasonable grounds the offence is being committed or has been committed. (2) Anything seized pursuant to subsection (1) shall be dealt with in accordance with sections 490 and 491 . (3) For the purposes of this section, "dwelling-house" does not include a unit that is designed to be mobile other than such a unit that is being used as a permanent residence. 1991 , c. 40, s. 13.