Cal. Ins. Code § 12640.05
(b) If a policy of mortgage guaranty insurance insures individual loans with a percentage claim settlement option on such loans, the insurer shall maintain a policyholders surplus based on each one hundred dollars ($100) of the face amount of the mortgage, the percentage coverage or claim settlement option, and the loan-to-value category.
(1) If the total indebtedness is greater than 75 percent of the value of the collateral property at the date of the insurance:
| Policyholders | Policyholders | ||
| Surplus per $100 | Surplus per $100 | ||
| of the Face | of the Face | ||
| Percent | Amount of the | Percent | Amount of the |
| Coverage | Mortgage | Coverage | Mortgage |
| 5% | $ .20 | 55% | $1.50 |
| 10 | .40 | 60 | 1.55 |
| 15 | .60 | 65 | 1.60 |
| 20 | .80 | 70 | 1.65 |
| 25 | 1.00 | 75 | 1.75 |
| 30 | 1.10 | 80 | 1.80 |
| 35 | 1.20 | 85 | 1.85 |
| 40 | 1.30 | 90 | 1.90 |
| 45 | 1.35 | 95 | 1.95 |
| 50 | 1.40 | 100 | 2.00 |
If the percent coverage is between any five-point increment, then the factor for policyholders surplus per one hundred dollars ($100) of the face amount of the mortgage shall be prorated.
The required amount of policyholders surplus shall be calculated in the following manner:
(c) If a policy of mortgage guaranty insurance provides coverage on a group of loans subject to an aggregate loss limit, the policyholders surplus shall be:
(1) If the equity is not more than 50 percent and is at least 20 percent, or equity plus prior insurance or a deductible equals 25 percent of the value of the collateral property at the date of insurance, the required amount of policyholders surplus shall be calculated as follows:
| Policyholders | Policyholders | ||
| Surplus per $100 | Surplus per $100 | ||
| of the Face | of the Face | ||
| Percent | Amount of the | Percent | Amount of the |
| Coverage | Mortgage | Coverage | Mortgage |
| 1% | $ .30 | 50% | $ .825 |
| 5 | .50 | 60 | .85 |
| 10 | .60 | 70 | .875 |
| 15 | .65 | 75 | .90 |
| 20 | .70 | 80 | .925 |
| 25 | .75 | 90 | .95 |
| 30 | .775 | 100 | 1.00 |
| 40 | .80 |
If the percent coverage is between any specified increment, then the factor for policyholders surplus per one hundred dollars ($100) of the face amount of the mortgage shall be prorated.
(e) If a policy of mortgage guaranty insurance provides for coverage on loans secured by second liens, the policyholders surplus shall be:
(1) If the policy provides coverage on individual loans, the required amount of policyholders surplus shall be calculated according to subdivision (b) after the percent of coverage and the loan-to-value ratios have been determined as follows:
(g)