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11. INCOME TAXES (Details - Effective rate) | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Effective income tax rate reconciliation |  |  |
Statutory rate | 35.00% | 35.00% | 35.00%
State income taxes, net of federal benefit | 6.40% | 9.20% | 10.00%
Change in valuation allowance | (298.80%) | (4.20%) | (11.50%)
Fair value adjustments and warrant inducements | 37.20% | 2.00% | 31.80%
Domestic production gross receipts deduction | 0.00% | (2.90%) | (2.00%)
Section 382 reduction to loss carryover | 0.00% | 0.10% | (24.20%)
Stock compensation | 58.80% | (0.80%) | 0.00%
Non-deductible items | 8.90% | (0.50%) | 0.60%
Change in tax status of PE Op Co. | 0.00% | 0.00% | (1.60%)
Other | (27.50%) | (3.20%) | (1.30%)
Effective rate | (180.00%) | 34.70% | 36.80%

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