California’s tax system is one of the most complicated in the country. We provide fast access to forms from 2010–2025, plus guides and checklists to help you file correctly and avoid penalties.
Schedule CA (540) (2011) helps modify federal adjusted gross income for California adjustments on Form 540, ensuring accurate state income reporting.
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Form DE 88 (2020) was key for California payroll tax deposits. Learn deposit schedules, e-filing rules, penalties, and step-by-step filing tips.
FILLABLE FORMSLearn how to correctly file Form DE 88 (2014) for California payroll tax deposits and avoid penalties based on the deposit schedule and timing rules.
FILLABLE FORMSLearn how to file Form 3554 (2024) to claim the New Employment Credit in California. Includes rules, deadlines, wage limits, and filing steps.
FILLABLE FORMSLearn how to use Form 3554 (2019) to claim the California New Employment Credit for hiring in DGAs and reducing your state tax bill.
FILLABLE FORMSForm 3554 (2017) helps California businesses claim the New Employment Credit for hiring in disadvantaged areas. Learn eligibility, rules, and filing steps.
FILLABLE FORMSLearn how to file California Form 3514 (2018), check CalEITC eligibility, and claim the earned income credit on original or amended returns.
FILLABLE FORMSCalifornia Schedule P (540) (2024) explained: who must file, AMT rules, exemptions, credit limits, and how late or amended filing works.
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