- NR6 filings
- Sale of capital property to trigger capital gains & losses
- Make donations
- Purchase tax shelters                                                                                                           - Pay non-accrued salaries, director's fees, and dividends

- Pay interest on employee or shareholder loans due to corporations

- T4 slips and summary information returns filings
- T5 slips and summary information returns filings
- NR4 return filings
- RRSP contributions
- Payment of balance of Non-CCPC corporate taxes with calendar year-ends
- T737-RCA slips and summary information returns filings

-Payment of first individuals income tax instalment
-1120 U.S. calendar year-end corporate income tax returns filings and tax payment

- T3 trusts and estate returns filings
- WSIB annual return filings
- T5013 partnership annual information return filings
- GST return annual filings for other than individuals
- Payment of balance of CCPC corporate taxes with calendar year-ends

- 1040 U.S. personal income tax returns filings and tax payment

- Employees T1 personal income tax return filings and tax payment
- S. 216 non-resident income tax return filings (no approved NR6) and tax payment
- Payments of individual self employed professionals and business owners taxes and GST

- Filings of individual self employed professional and business owners T1 personal tax and GST returns
- Payment of second individuals income tax instalment
-1040 U.S. personal income tax returns filings for non-residents living (and filing) outside the U.S.

- Corporate T2 income tax returns filings for calendar year-end corporations
- S. 216 non-resident income tax return filings (approved NR6)
- T5018 statement of contract payments for calendar year filings
- Deadline for payment of accrued salaries and director's fees

- Payment of third individuals income tax instalment

- Last date for individuals to utilize their HBP RRSP withdrawal

- Payment of last individuals income tax instalment

- GST payments
- EHT payments
- Personal tax instalments

- WSIB payments

- Corporate tax instalments

- PST payments

- ETD (Employee payroll tax deductions) payments

10% on tax collectible on sales, 5% on tax payable for own use

10%

$25 per day to a maximum of $2,500

$250 + 1% + 0.25% monthly penalties & Interest at 6-8%

Interest at 6-8%

5% penalty plus 1% per month interest (both penalties and interest double if not first offender)

10.5%