New Zealand residential building consents posted their biggest monthly gain in eight months in February, snapping out of a lull that persisted through spring and summer.

Seasonally adjusted dwelling consents rose 14 per cent to 2605 in February, posting its first double-digit growth since June last year, with new housing permits also gaining 14 per cent to 1858, Statistics New Zealand said. Annual residential permits rose 8.7 per cent to 30,162 in the year through February…