(1) The claims under section 8, section 9 (1) and section 13 (3) become statute-barred after six months and the claim under section 9 (2) sentence 1 becomes statute-barred after one year.
(2) The statute of limitation begins to run when
1. the claim arises and
2. the creditor obtains knowledge or should, without being grossly negligent, have obtained knowledge of the circumstances giving rise to the claim and of the debtor's identity.
(3) Compensation claims become statute-barred, irrespective of knowledge or of grossly negligent ignorance, 10 years after they arise, or 30 years at the latest after occurrence of the act giving rise to the damage.
(4) Other claims become statute-barred, irrespective of knowledge or of grossly negligent ignorance, three years after they arise.