17. Notwithstanding any other provision of these Regulations,

• (a) no contribution may be granted pursuant to these Regulations if the application date is after March 31, 1990;

• (b) every improvement agreement entered into after the coming into force of this section shall provide that the improvement project shall be completed no later than December 31, 1990 and that no costs incurred after December 31, 1990 shall be eligible whether or not the project has been completed;

• (c) no contribution may be paid in respect of costs incurred for an improvement project where those costs are claimed after March 31, 1991.